Remove superflous argument

cpp_linter_hooks/clang_format.py

@@ -12,7 +12,7 @@
 def run_clang_format(args=None) -> Tuple[int, str]:
  hook_args, other_args = parser.parse_known_args(args)
  path = ensure_installed("clang-format", hook_args.version)
- command = [str(path), '-i', '-Werror']
+ command = [str(path), '-i']
  command.extend(other_args)
 
  retval = 0