Enable sequences (#7297)

Author: shnikd

ydb/core/protos/table_service_config.proto

@@ -236,7 +236,7 @@ message TTableServiceConfig {
     optional bool EnableKqpImmediateEffects = 38 [default = true];
     reserved 39; // optional bool EnableSequentialReads = 39 [default = true];
     optional bool EnablePreparedDdl = 42 [default = true];
-    optional bool EnableSequences = 43 [default = false];
+    optional bool EnableSequences = 43 [default = true];
     optional bool EnableAsyncComputationPatternCompilation = 48 [default = true];
     optional TCompileComputationPatternServiceConfig CompileComputationPatternServiceConfig = 47;