chore(github-actions): update tailscale/github-action (v3 -> v4)

BREAKING CHANGE

Author: ppat-self-hosted-renovate-bot[bot]

.github/workflows/release.yaml

@@ -70,7 +70,7 @@ jobs:
         persist-credentials: false
 
     - name: Tailscale Connect
-      uses: tailscale/github-action@6cae46e2d796f265265cfcf628b72a32b4d7cade # v3
+      uses: tailscale/github-action@306e68a486fd2350f2bfc3b19fcd143891a4a2d8 # v4
       with:
         oauth-client-id: ${{ secrets.TAILSCALE_OAUTH_CLIENT_ID }}
         oauth-secret: ${{ secrets.TAILSCALE_OAUTH_SECRET }}