chore(deps): update swatinem/rust-cache action to v2.8.1

Author: renovate[bot]

.github/workflows/style.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           toolchain: stable
 
-      - uses: Swatinem/rust-cache@v2.7.3
+      - uses: Swatinem/rust-cache@v2.8.1
 
       - name: Run fmt
         run: cargo fmt -- --check