chore(deps): bump Swatinem/rust-cache from 2.7.8 to 2.8.1

Bumps [Swatinem/rust-cache](https://github.com/swatinem/rust-cache) from 2.7.8 to 2.8.1.
- [Release notes](https://github.com/swatinem/rust-cache/releases)
- [Changelog](https://github.com/Swatinem/rust-cache/blob/master/CHANGELOG.md)
- [Commits](Swatinem/rust-cache@v2.7.8...f13886b)

---
updated-dependencies:
- dependency-name: Swatinem/rust-cache
  dependency-version: 2.8.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/zizmor.yml

@@ -23,7 +23,7 @@ jobs:
           persist-credentials: false
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1
 
       - name: Install zizmor
         run: cargo install zizmor --locked --version 1.6.0