[#21221] yugabyted: changing the pg parity flag to --enable_pg_parity…

…_tech_preview.

Summary:
Changing the flag to enable pg parity gflags from --enable_pg_parity to --enable_pg_parity_tech_preivew
Jira: DB-10152

Test Plan: Manual Test

Reviewers: djiang

Reviewed By: djiang

Subscribers: yugabyted-dev

Differential Revision: https://phorge.dev.yugabyte.com/D33085

bin/yugabyted

@@ -6119,9 +6119,9 @@ class ControlScript(object):
 
                     self.configs.saved_data["ca_cert_file_path"] = os.path.join(args.certs_dir,
                                                                                     "ca.crt")
-            if args.enable_pg_parity:
+            if args.enable_pg_parity_tech_preview:
                 self.configs.temp_data["enable_pg_parity"] = \
-                                args.enable_pg_parity
+                                args.enable_pg_parity_tech_preview
 
             args.background = self.parse_bool(args.background)
             if args.ui is not None:
@@ -6577,7 +6577,7 @@ class ControlScript(object):
             "--config", help="{} user configuration file path".format(
                               SCRIPT_NAME), metavar="")
             cur_parser.add_argument(
-                "--enable_pg_parity", help="Enable PostgreSQL compatibility features."
+                "--enable_pg_parity_tech_preview", help="Enable PostgreSQL compatibility features."
                 " Default value is False.", action="store_true", default=False)
 
             # Hidden commands for development/advanced users