sql: fix name of constant-hidden SQL string

The variable name was implying that the statement was "anonymized" but
that is misleading, since it still contains names and identifiers.

Release justification: low-risk rename
Release note: None

docs/generated/http/full.md

@@ -1275,7 +1275,7 @@ Session represents one SQL session.
 | alloc_bytes | [int64](#cockroach.server.serverpb.ListSessionsResponse-int64) |  | Number of currently allocated bytes in the session memory monitor. | [reserved](#support-status) |
 | max_alloc_bytes | [int64](#cockroach.server.serverpb.ListSessionsResponse-int64) |  | High water mark of allocated bytes in the session memory monitor. | [reserved](#support-status) |
 | active_txn | [TxnInfo](#cockroach.server.serverpb.ListSessionsResponse-cockroach.server.serverpb.TxnInfo) |  | Information about the txn in progress on this session. Nil if the session doesn't currently have a transaction. | [reserved](#support-status) |
-| last_active_query_anon | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint of the last query executed on this session, compatible with StatementStatisticsKey. | [reserved](#support-status) |
+| last_active_query_no_constants | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint of the last query executed on this session, compatible with StatementStatisticsKey. | [reserved](#support-status) |
 
 
 
@@ -1295,7 +1295,7 @@ ActiveQuery represents a query in flight on some Session.
 | is_distributed | [bool](#cockroach.server.serverpb.ListSessionsResponse-bool) |  | True if this query is distributed. | [reserved](#support-status) |
 | phase | [ActiveQuery.Phase](#cockroach.server.serverpb.ListSessionsResponse-cockroach.server.serverpb.ActiveQuery.Phase) |  | phase stores the current phase of execution for this query. | [reserved](#support-status) |
 | progress | [float](#cockroach.server.serverpb.ListSessionsResponse-float) |  | progress is an estimate of the fraction of this query that has been processed. | [reserved](#support-status) |
-| sql_anon | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint, compatible with StatementStatisticsKey. | [reserved](#support-status) |
+| sql_no_constants | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint, compatible with StatementStatisticsKey. | [reserved](#support-status) |
 
 
 
@@ -1403,7 +1403,7 @@ Session represents one SQL session.
 | alloc_bytes | [int64](#cockroach.server.serverpb.ListSessionsResponse-int64) |  | Number of currently allocated bytes in the session memory monitor. | [reserved](#support-status) |
 | max_alloc_bytes | [int64](#cockroach.server.serverpb.ListSessionsResponse-int64) |  | High water mark of allocated bytes in the session memory monitor. | [reserved](#support-status) |
 | active_txn | [TxnInfo](#cockroach.server.serverpb.ListSessionsResponse-cockroach.server.serverpb.TxnInfo) |  | Information about the txn in progress on this session. Nil if the session doesn't currently have a transaction. | [reserved](#support-status) |
-| last_active_query_anon | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint of the last query executed on this session, compatible with StatementStatisticsKey. | [reserved](#support-status) |
+| last_active_query_no_constants | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint of the last query executed on this session, compatible with StatementStatisticsKey. | [reserved](#support-status) |
 
 
 
@@ -1423,7 +1423,7 @@ ActiveQuery represents a query in flight on some Session.
 | is_distributed | [bool](#cockroach.server.serverpb.ListSessionsResponse-bool) |  | True if this query is distributed. | [reserved](#support-status) |
 | phase | [ActiveQuery.Phase](#cockroach.server.serverpb.ListSessionsResponse-cockroach.server.serverpb.ActiveQuery.Phase) |  | phase stores the current phase of execution for this query. | [reserved](#support-status) |
 | progress | [float](#cockroach.server.serverpb.ListSessionsResponse-float) |  | progress is an estimate of the fraction of this query that has been processed. | [reserved](#support-status) |
-| sql_anon | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint, compatible with StatementStatisticsKey. | [reserved](#support-status) |
+| sql_no_constants | [string](#cockroach.server.serverpb.ListSessionsResponse-string) |  | The SQL statement fingerprint, compatible with StatementStatisticsKey. | [reserved](#support-status) |
 
 
 

docs/generated/swagger/spec.json

@@ -618,10 +618,10 @@
           "type": "string",
           "x-go-name": "Sql"
         },
-        "sql_anon": {
+        "sql_no_constants": {
           "description": "The SQL statement fingerprint, compatible with StatementStatisticsKey.",
           "type": "string",
-          "x-go-name": "SqlAnon"
+          "x-go-name": "SqlNoConstants"
         },
         "start": {
           "description": "Start timestamp of this query.",
@@ -1088,10 +1088,10 @@
           "type": "string",
           "x-go-name": "LastActiveQuery"
         },
-        "last_active_query_anon": {
+        "last_active_query_no_constants": {
           "description": "The SQL statement fingerprint of the last query executed on this session,\ncompatible with StatementStatisticsKey.",
           "type": "string",
-          "x-go-name": "LastActiveQueryAnon"
+          "x-go-name": "LastActiveQueryNoConstants"
         },
         "max_alloc_bytes": {
           "description": "High water mark of allocated bytes in the session memory monitor.",