ci(deps): bump Swatinem/rust-cache

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


Updates `Swatinem/rust-cache` from 2.9.2 to 2.9.3
- [Release notes](https://github.com/swatinem/rust-cache/releases)
- [Changelog](https://github.com/Swatinem/rust-cache/blob/master/CHANGELOG.md)
- [Commits](https://github.com/swatinem/rust-cache/compare/6323deb102c322ba6fcbdcafc7e3dddab59af2b6...d1527c8f67ef9af357290475d4af4b0fab8f12e0)

---
updated-dependencies:
- dependency-name: Swatinem/rust-cache
  dependency-version: 2.9.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

.github/workflows/ci.yml

@@ -74,7 +74,7 @@ jobs:
         run: Add-Content -Path $env:GITHUB_ENV -Value 'PDFCRAFT_REQUIRE_WINRES=1'
         shell: pwsh
 
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      - uses: Swatinem/rust-cache@d1527c8f67ef9af357290475d4af4b0fab8f12e0 # v2.9.3
 
       - name: Format
         if: runner.os == 'Linux'
@@ -112,7 +112,7 @@ jobs:
         with:
           toolchain: stable
           targets: wasm32-unknown-unknown
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      - uses: Swatinem/rust-cache@d1527c8f67ef9af357290475d4af4b0fab8f12e0 # v2.9.3
         with:
           key: wasm32
       - name: Check library crates for wasm32
@@ -136,7 +136,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
         with:
           toolchain: stable
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      - uses: Swatinem/rust-cache@d1527c8f67ef9af357290475d4af4b0fab8f12e0 # v2.9.3
         with:
           key: fuzz
       - name: Fetch the pdf.js corpus (seeds)