Fix failing TestAccSqlDatabaseInstance_replica and TestAccSQLDatabaseInstance_sqlPostgresDataCacheConfig acceptance tests for Cloud SQL (#12366) (#20436)

[upstream:2ce9af1ef67b1b027781c9f22c73f982a25c425b]

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/12366.txt

@@ -0,0 +1,3 @@
+```release-note:enhancement
+sql: fixed acceptance tests TestAccSqlDatabaseInstance_replica and TestAccSQLDatabaseInstance_sqlPostgresDataCacheConfig.
+```

google/services/sql/resource_sql_database_instance_test.go

@@ -432,7 +432,7 @@ func TestAccSqlDatabaseInstance_replica(t *testing.T) {
 			{
 				Config: fmt.Sprintf(
 					testGoogleSqlDatabaseInstance_replica, databaseID, databaseID, databaseID, "true"),
-				ExpectError: regexp.MustCompile("Error, failed to create instance tf-test-\\d+-2: googleapi: Error 400: Invalid request: Invalid flag for instance role: Backups cannot be enabled for read replica instance.., invalid"),
+				ExpectError: regexp.MustCompile("Error, failed to create instance tf-test-\\d+-2: googleapi: Error 400: Invalid request: Invalid flag for instance role: Backups cannot be enabled for read replica instance"),
 			},
 			{
 				Config: fmt.Sprintf(
@@ -1798,7 +1798,7 @@ func TestAccSQLDatabaseInstance_sqlPostgresDataCacheConfig(t *testing.T) {
 			{
 				Config: testGoogleSqlDatabaseInstance_sqlPostgresDataCacheConfig(enterpriseInstanceName, enterpriseTier, "ENTERPRISE"),
 				ExpectError: regexp.MustCompile(
-					fmt.Sprintf("Error, failed to create instance %s: googleapi: Error 400: Invalid request: Only ENTERPRISE PLUS edition supports data cache.., invalid", enterpriseInstanceName)),
+					fmt.Sprintf("Error, failed to create instance %s: googleapi: Error 400: Invalid request: Only ENTERPRISE PLUS edition supports data cache", enterpriseInstanceName)),
 			},
 		},
 	})