Fix workflow tags filter syntax (#1468)

tags: '' is not valid YAML for GitHub Actions. Use tags-ignore instead.

Signed-off-by: Adrian Cole <adrian@tetrate.io>

Author: codefromthecrypt

.github/workflows/deploy.yml

@@ -8,8 +8,10 @@ name: deploy
 # See https://docs.github.com/en/free-pro-team@latest/actions/reference/workflow-syntax-for-github-actions#filter-pattern-cheat-sheet
 on:
   push:
-    # Don't deploy tags as they conflict with [maven-release-plugin] prepare release MAJOR.MINOR.PATCH
-    tags: ''
+    # Don't deploy tags because the same commit for MAJOR.MINOR.PATCH is also
+    # on master: Redundant deployment of a release version will fail uploading.
+    tags-ignore:
+      - '*'
     branches: master
 
 jobs:

.github/workflows/test.yml

@@ -6,7 +6,8 @@ name: test
 on:
   # We run tests on non-tagged pushes to master that aren't a commit made by the release plugin
   push:
-    tags: ''
+    tags-ignore:
+      - '*'
     branches: master
     paths-ignore: '**/*.md'
   # We also run tests on pull requests targeted at the master branch.