Fix missing '.dirty' suffix

utils/mkit/include/build.sh

@@ -186,7 +186,7 @@ get_version() {
             ::)        suffix=""                       ;;
             ::dirty)   suffix="+$dirty"                ;;
             :*:)       suffix="+$commit"               ;;
-            :*:dirty)  suffix="+$commit"               ;;
+            :*:dirty)  suffix="+$commit.$dirty"        ;;
             *::)       suffix="-$prerl"                ;;
             *::dirty)  suffix="-$prerl+$dirty"         ;;
             *:*:)      suffix="-$prerl+$commit"        ;;