!fixup revert(gpgv): recover -a for filedir

Author: akinomyoga

completions/gpgv

@@ -32,7 +32,7 @@ _comp_cmd_gpgv()
             # Detached signature, only complete one arbitrary file arg and -
             if ((args == 2)); then
                 COMPREPLY=($(compgen -W '-' -- "$cur"))
-                _comp_compgen filedir
+                _comp_compgen -a filedir
             fi
         else
             _comp_compgen filedir gpg