build(deps): bump bufbuild/buf-setup-action from 1.26.1 to 1.28.1

Bumps [bufbuild/buf-setup-action](https://github.com/bufbuild/buf-setup-action) from 1.26.1 to 1.28.1.
- [Release notes](https://github.com/bufbuild/buf-setup-action/releases)
- [Commits](eb60cd0de4...382440cdb8)

---
updated-dependencies:
- dependency-name: bufbuild/buf-setup-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/buf-lint.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-      - uses: bufbuild/buf-setup-action@eb60cd0de4f14f1f57cf346916b8cd69a9e7ed0b # v1.26.1
+      - uses: bufbuild/buf-setup-action@382440cdb8ec7bc25a68d7b4711163d95f7cc3aa # v1.28.1
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
       - uses: bufbuild/buf-lint-action@bd48f53224baaaf0fc55de9a913e7680ca6dbea4 # v1.0.3

.github/workflows/buf.yml

@@ -13,7 +13,7 @@ jobs:
     if: github.repository_owner == 'prometheus'
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-      - uses: bufbuild/buf-setup-action@eb60cd0de4f14f1f57cf346916b8cd69a9e7ed0b # v1.26.1
+      - uses: bufbuild/buf-setup-action@382440cdb8ec7bc25a68d7b4711163d95f7cc3aa # v1.28.1
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
       - uses: bufbuild/buf-lint-action@bd48f53224baaaf0fc55de9a913e7680ca6dbea4 # v1.0.3