Bump JuliaRegistries/TagBot from 1.19.2 to 1.19.4

Bumps [JuliaRegistries/TagBot](https://github.com/juliaregistries/tagbot) from 1.19.2 to 1.19.4.
- [Release notes](https://github.com/juliaregistries/tagbot/releases)
- [Commits](JuliaRegistries/TagBot@da659ec...cef6dae)

---
updated-dependencies:
- dependency-name: JuliaRegistries/TagBot
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/TagBot.yml

@@ -11,7 +11,7 @@ jobs:
     if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'
     runs-on: ubuntu-latest
     steps:
-      - uses: JuliaRegistries/TagBot@da659ec760f7ae7b8b56b51543028ed31b7d1943 # v1.19.2
+      - uses: JuliaRegistries/TagBot@cef6daedbbb8cf0db80e401f44782a774d4fa806 # v1.19.4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           ssh: ${{ secrets.DOCUMENTER_KEY }}