rpk: fix wrapper for quoted arguments

Wasn't working for things like `rpk ... -f '%k %v'`

Signed-off-by: Noah Watkins <[email protected]>

Author: dotnwat

src/go/rpk/cmd/rpk/rpk_wrapper.sh

@@ -16,5 +16,5 @@ fi
 
 root_dir=$BUILD_WORKSPACE_DIRECTORY
 pushd "$root_dir"
-${rpk_path} ${cmd} ${extra_cmd_args} ${*}
+${rpk_path} ${cmd} ${extra_cmd_args} "${@}"
 popd