chore(deps): update toshimaru/auto-author-assign action to v3

Author: renovate[bot]

.github/workflows/pr-assign-author.yml

@@ -11,4 +11,4 @@ jobs:
   assign-author:
     runs-on: ubuntu-latest
     steps:
-      - uses: toshimaru/auto-author-assign@5cd66f093de6691e0812ef186b7492589b0b7866 # v2.1.2
+      - uses: toshimaru/auto-author-assign@4d585cc37690897bd9015942ed6e766aa7cdb97f # v3.0.1