Revert read replica POC (#93551)

* Revert "chore: add replDB to team service (#91799)"

This reverts commit c6ae2d7999.

* Revert "experiment: use read replica for Get and Find Dashboards (#91706)"

This reverts commit 54177ca619.

* Revert "QuotaService: refactor to use ReplDB for Get queries (#91333)"

This reverts commit 299c142f6a.

* Revert "refactor replCfg to look more like plugins/plugin config (#91142)"

This reverts commit ac0b4bb34d.

* Revert "chore (replstore): fix registration with multiple sql drivers, again (#90990)"

This reverts commit daedb358dd.

* Revert "Chore (sqlstore): add validation and testing for repl config (#90683)"

This reverts commit af19f039b6.

* Revert "ReplStore: Add support for round robin load balancing between multiple read replicas (#90530)"

This reverts commit 27b52b1507.

* Revert "DashboardStore: Use ReplDB and get dashboard quotas from the ReadReplica (#90235)"

This reverts commit 8a6107cd35.

* Revert "accesscontrol service read replica (#89963)"

This reverts commit 77a4869fca.

* Revert "Fix: add mapping for the new mysqlRepl driver (#89551)"

This reverts commit ab5a079bcc.

* Revert "fix: sql instrumentation dual registration error (#89508)"

This reverts commit d988f5c3b0.

* Revert "Experimental Feature Toggle: databaseReadReplica (#89232)"

This reverts commit 50244ed4a1.

pkg/services/accesscontrol/database/externalservices.go

@@ -21,7 +21,7 @@ func (s *AccessControlStore) DeleteExternalServiceRole(ctx context.Context, exte
 	defer span.End()
 
 	uid := accesscontrol.PrefixedRoleUID(extServiceRoleName(externalServiceID))
-	return s.sql.DB().WithDbSession(ctx, func(sess *db.Session) error {
+	return s.sql.WithDbSession(ctx, func(sess *db.Session) error {
 		stored, errGet := getRoleByUID(ctx, sess, uid)
 		if errGet != nil {
 			// Role not found, nothing to do
@@ -61,7 +61,7 @@ func (s *AccessControlStore) SaveExternalServiceRole(ctx context.Context, cmd ac
 	role := genExternalServiceRole(cmd)
 	assignment := genExternalServiceAssignment(cmd)
 
-	return s.sql.DB().WithDbSession(ctx, func(sess *db.Session) error {
+	return s.sql.WithDbSession(ctx, func(sess *db.Session) error {
 		// Create or update the role
 		existingRole, errSaveRole := s.saveRole(ctx, sess, &role)
 		if errSaveRole != nil {