fix(ci): add tags

Author: RossComputerGuy

.github/workflows/flutter.yaml

@@ -1,10 +1,12 @@
 name: Flutter
 on:
   push:
+    tags:
+      - '*'
     branches:
       - '*'
       - '!l10n_master'
-  pull_request:
+  pull_request: {}
 
 permissions:
   contents: write