Bump msys2/setup-msys2 from 2.28.0 to 2.29.0

Bumps [msys2/setup-msys2](https://github.com/msys2/setup-msys2) from 2.28.0 to 2.29.0.
- [Release notes](https://github.com/msys2/setup-msys2/releases)
- [Changelog](https://github.com/msys2/setup-msys2/blob/main/CHANGELOG.md)
- [Commits](msys2/setup-msys2@40677d3...fb197b7)

---
updated-dependencies:
- dependency-name: msys2/setup-msys2
  dependency-version: 2.29.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/mingw.yml

@@ -63,7 +63,7 @@ jobs:
       )}}
 
     steps:
-      - uses: msys2/setup-msys2@40677d36a502eb2cf0fb808cc9dec31bf6152638 # v2.28.0
+      - uses: msys2/setup-msys2@fb197b72ce45fb24f17bf3f807a388985654d1f2 # v2.29.0
         id: msys2
         with:
           msystem: UCRT64