build(deps): bump Swatinem/rust-cache from 2.7.7 to 2.7.8 (#3780)

Bumps [Swatinem/rust-cache](https://github.com/swatinem/rust-cache) from 2.7.7 to 2.7.8.
- [Release notes](https://github.com/swatinem/rust-cache/releases)
- [Changelog](https://github.com/Swatinem/rust-cache/blob/master/CHANGELOG.md)
- [Commits](Swatinem/rust-cache@f0deed1...9d47c6a)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/coverage.yml

@@ -49,7 +49,7 @@ jobs:
       CXX: "/usr/bin/clang++-19"
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
-      - uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3
+      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6
       - run: cargo tarpaulin --locked --workspace --exclude=linkerd2-proxy --exclude=linkerd-transport-header --exclude=opencensus-proto --exclude=spire-proto --no-run
       - run: cargo tarpaulin --locked --workspace --exclude=linkerd2-proxy --exclude=linkerd-transport-header --exclude=opencensus-proto --exclude=spire-proto --skip-clean --ignore-tests --no-fail-fast --out=Xml
         # Some tests are especially flakey in coverage tests. That's fine. We

.github/workflows/pr.yml

@@ -92,7 +92,7 @@ jobs:
     steps:
       - run: git config --global --add safe.directory "$PWD" # actions/runner#2033
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
-      - uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3
+      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6
       - run: just fetch
       - run: cargo deny --all-features check bans licenses sources
       - run: just check-fmt
@@ -115,7 +115,7 @@ jobs:
     steps:
       - run: git config --global --add safe.directory "$PWD" # actions/runner#2033
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
-      - uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3
+      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6
       - run: just fetch
       - run: just check-crate ${{ matrix.crate }}
 

.github/workflows/release.yml

@@ -156,7 +156,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
         with:
           ref: ${{ needs.meta.outputs.ref }}
-      - uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3
+      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6
         with:
           key: ${{ matrix.arch }}
       - run: just fetch