Updated map menus for custom mods.

linux-game-manager.sh

@@ -48,7 +48,7 @@ export DIALOGOPTS='--no-lines --visit-items'
 # Check for updates
 check_update() {
     local url="$(git ls-remote --get-url)"
-    if [[ "$url" =~ ^ssh://|git@ ]] || [[ -z "$url" ]]; then
+    if [[ "$url" =~ ^[[:alnum:]]+@ ]] || [[ -z "$url" ]]; then
         return
     fi
     git remote update > /dev/null 2>&1