fix: remove duplicate --key-provider arg from merge

Author: kvinwang

vmm/src/vmm-cli.py

@@ -1652,12 +1652,6 @@ def _patched_format_help():
     compose_parser.add_argument(
         "--local-key-provider", action="store_true", help="Enable local key provider"
     )
-    compose_parser.add_argument(
-        "--key-provider",
-        choices=["none", "kms", "local"],
-        default=None,
-        help="Override key provider type (none, kms, local)",
-    )
     compose_parser.add_argument(
         '--key-provider', choices=['none', 'kms', 'local', 'tpm'], default=None,
         help='Override key provider type (none, kms, local, or tpm)')