Merge pull request #1748 from dart-lang/fixPublish

Fix publishing workflow

Author: mosuem

.github/workflows/publish.yaml

@@ -6,7 +6,7 @@ on:
   pull_request:
     branches: [ master ]
   push:
-    tags: [ '[A-z]+-v[0-9]+.[0-9]+.[0-9]+' ]
+    tags: [ '[_0-9A-z]+-v[0-9]+.[0-9]+.[0-9]+' ]
 
 jobs:
   publish: