build(deps): bump Swatinem/rust-cache in the actions group

Bumps the actions group with 1 update: [Swatinem/rust-cache](https://github.com/swatinem/rust-cache).


Updates `Swatinem/rust-cache` from 2.7.5 to 2.7.7
- [Release notes](https://github.com/swatinem/rust-cache/releases)
- [Changelog](https://github.com/Swatinem/rust-cache/blob/master/CHANGELOG.md)
- [Commits](Swatinem/rust-cache@v2.7.5...v2.7.7)

---
updated-dependencies:
- dependency-name: Swatinem/rust-cache
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

.github/workflows/integration.yml

@@ -33,7 +33,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@stable
         if: ${{ matrix.lang == 'rust'}}
 
-      - uses: Swatinem/[email protected].5
+      - uses: Swatinem/[email protected].7
         if: ${{ matrix.lang == 'rust'}}
         with:
           # The build script creates a `release` build so use separate cache

.github/workflows/rust.yml

@@ -46,7 +46,7 @@ jobs:
           toolchain: stable
           components: clippy
 
-      - uses: Swatinem/[email protected].5
+      - uses: Swatinem/[email protected].7
 
       - name: Build
         run: cargo build