go: Replace statistics.go with generated file

ChangeLog.md

@@ -14,6 +14,8 @@
 * Libs/Rust **(Breaking)**: Add optional `EventTypeDeleteOptions` parameter to `EventType::delete`
 * Libs/Rust **(Breaking)**: Add optional `PostOptions` parameter to `Endpoint::recover`,
   `Endpoint::rotate_secret`, `Integration::rotate_key` and `MessageAttempt::resend`
+* Libs/Go **(Breaking)**: Rename `Statistics.AggregateAppStats` to `AggregateAppStatsWithOptions`;
+  the old name is used for a version of the method without the `PostOptions`, like elsewhere
 * Libs/Go: Add `Authentication.ExpireAll` (and `ExpireAllWithOptions`)
 
 ## Version 1.56.0

go/statistics.go

@@ -1,3 +1,4 @@
+// this file is @generated
 package svix
 
 import (
@@ -17,6 +18,21 @@ type Statistics struct {
 func (statistics *Statistics) AggregateAppStats(
 	ctx context.Context,
 	appUsageStatsIn *AppUsageStatsIn,
+) (*AppUsageStatsOut, error) {
+	return statistics.AggregateAppStatsWithOptions(
+		ctx,
+		appUsageStatsIn,
+		nil,
+	)
+}
+
+// Creates a background task to calculate the message destinations for all applications in the environment.
+//
+// Note that this endpoint is asynchronous. You will need to poll the `Get Background Task` endpoint to
+// retrieve the results of the operation.
+func (statistics *Statistics) AggregateAppStatsWithOptions(
+	ctx context.Context,
+	appUsageStatsIn *AppUsageStatsIn,
 	options *PostOptions,
 ) (*AppUsageStatsOut, error) {
 	req := statistics.api.StatisticsAPI.V1StatisticsAggregateAppStats(