chore(deps): bump Swatinem/rust-cache from 2.8.0 to 2.8.1 (#72)

Bumps [Swatinem/rust-cache](https://github.com/swatinem/rust-cache) from 2.8.0 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@98c8021...f13886b)

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

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -62,7 +62,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: stable
-      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
+      - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
       - run: cargo test --workspace --doc
@@ -83,7 +83,7 @@ jobs:
       - uses: taiki-e/install-action@cd39cb0572834c149bf3533a143f05e09def0f3c # master
         with:
           tool: cargo-hack
-      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
+      - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
       - name: cargo hack
@@ -102,7 +102,7 @@ jobs:
         with:
           toolchain: nightly
           components: clippy
-      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
+      - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
       - run: cargo clippy --workspace --all-targets --all-features
@@ -121,7 +121,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: nightly
-      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
+      - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
       - run: cargo doc --workspace --all-features --no-deps --document-private-items