Bump zizmor from 1.16.3 to 1.19.0

Bumps [zizmor](https://github.com/zizmorcore/zizmor) from 1.16.3 to 1.19.0.
- [Release notes](https://github.com/zizmorcore/zizmor/releases)
- [Changelog](https://github.com/zizmorcore/zizmor/blob/main/docs/release-notes.md)
- [Commits](zizmorcore/zizmor@v1.16.3...v1.19.0)

---
updated-dependencies:
- dependency-name: zizmor
  dependency-version: 1.19.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -1 +1 @@
-zizmor==1.16.3
+zizmor==1.19.0