Update Swatinem/rust-cache action to v2.8.0

Author: renovate[bot]

.github/workflows/ci.yml

@@ -55,7 +55,7 @@ jobs:
           components: clippy
 
       - name: cache dependencies
-        uses: Swatinem/rust-cache@v2.7.8
+        uses: Swatinem/rust-cache@v2.8.0
         with:
           prefix-key: ${{ env.RUST_CACHE_VERSION }}-rust
 

.github/workflows/review.yml

@@ -46,7 +46,7 @@ jobs:
           components: clippy
 
       - name: cache dependencies
-        uses: Swatinem/rust-cache@v2.7.8
+        uses: Swatinem/rust-cache@v2.8.0
 
       - name: clippy check
         uses: yanorei32/action-clippy@50412b135153ebee7d4b8a5b868c4defdc663683