id: Spell-checker ignore rgid

Author: frendsick

src/uu/id/src/id.rs

@@ -3,7 +3,7 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
-// spell-checker:ignore (ToDO) asid auditid auditinfo auid cstr egid emod euid getaudit getlogin gflag nflag pline rflag termid uflag gsflag zflag cflag
+// spell-checker:ignore (ToDO) asid auditid auditinfo auid cstr egid rgid emod euid getaudit getlogin gflag nflag pline rflag termid uflag gsflag zflag cflag
 
 // README:
 // This was originally based on BSD's `id`