NH-5774: Trace context in sql query

[ghost]

This PR injects the trace context into the comment of the SQL statements.
See also https://swicloud.atlassian.net/browse/NH-5774

Test result

It has been tested against MySQL database and JDBC

2022-01-18T17:32:45.370606Z	   72 Query	/* mysql-connector-java-8.0.22 (Revision: d64b664fa93e81296a377de031b8123a67e6def2) */SELECT  @@session.auto_increment_increment AS auto_increment_increment, @@character_set_client AS character_set_client, @@character_set_connection AS character_set_connection, @@character_set_results AS character_set_results, @@character_set_server AS character_set_server, @@collation_server AS collation_server, @@collation_connection AS collation_connection, @@init_connect AS init_connect, @@interactive_timeout AS interactive_timeout, @@license AS license, @@lower_case_table_names AS lower_case_table_names, @@max_allowed_packet AS max_allowed_packet, @@net_write_timeout AS net_write_timeout, @@performance_schema AS performance_schema, @@sql_mode AS sql_mode, @@system_time_zone AS system_time_zone, @@time_zone AS time_zone, @@transaction_isolation AS transaction_isolation, @@wait_timeout AS wait_timeout
2022-01-18T17:32:45.391508Z	   72 Query	SET NAMES utf8mb4
2022-01-18T17:32:45.391858Z	   72 Query	SET character_set_results = NULL
2022-01-18T17:32:45.392319Z	   72 Query	SET autocommit=1
2022-01-18T17:32:45.418215Z	   72 Query	/*traceparent:'00-7ee80f56c4eb6fc48f985993240cecac-9585dd1d2b5728ae-01'*/ select * from mytable


2022-01-18T17:33:02.853832Z	   73 Connect	newuser@localhost on test using SSL/TLS
2022-01-18T17:33:02.854635Z	   73 Query	/* mysql-connector-java-8.0.22 (Revision: d64b664fa93e81296a377de031b8123a67e6def2) */SELECT  @@session.auto_increment_increment AS auto_increment_increment, @@character_set_client AS character_set_client, @@character_set_connection AS character_set_connection, @@character_set_results AS character_set_results, @@character_set_server AS character_set_server, @@collation_server AS collation_server, @@collation_connection AS collation_connection, @@init_connect AS init_connect, @@interactive_timeout AS interactive_timeout, @@license AS license, @@lower_case_table_names AS lower_case_table_names, @@max_allowed_packet AS max_allowed_packet, @@net_write_timeout AS net_write_timeout, @@performance_schema AS performance_schema, @@sql_mode AS sql_mode, @@system_time_zone AS system_time_zone, @@time_zone AS time_zone, @@transaction_isolation AS transaction_isolation, @@wait_timeout AS wait_timeout
2022-01-18T17:33:02.855470Z	   73 Query	SET NAMES utf8mb4
2022-01-18T17:33:02.855814Z	   73 Query	SET character_set_results = NULL
2022-01-18T17:33:02.856204Z	   73 Query	SET autocommit=1
2022-01-18T17:33:02.869377Z	   73 Query	SELECT @@session.transaction_read_only
2022-01-18T17:33:02.869885Z	   73 Query	/*traceparent:'00-455c9deec1560df84b924e4b3c725da2-d00e61039b4b6516-01'*/ insert into mytable values('hello World')

[tingfung-leung_swi]

LGTM