chore: Add cache key to rust cache in CI

Author: yujiyokoo

.github/workflows/test.yml

@@ -24,6 +24,7 @@ jobs:
         with:
           cache-provider: buildjet
           cache-all-crates: true
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
       - uses: jdx/mise-action@v2
         with:
           version: 2025.1.0 # [default: latest] mise version to install