dev/release.sh: Fix typo

tagley -> tagkey

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/14061)

dev/release.sh

@@ -121,7 +121,7 @@ while true; do
         ;;
     --local-user )
         shift
-        tagley=" -u $1"
+        tagkey=" -u $1"
         gpgkey=" -u $1"
         shift
         ;;