fix: try updating the coverage cache again

Author: conblem

.github/workflows/rust.yaml

@@ -72,7 +72,7 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             target
-          key: ${{ runner.os }}-coverage-${{ hashFiles('**/Cargo.lock') }}
+          key: ${{ runner.os }}-coverage-1-${{ hashFiles('**/Cargo.lock') }}
       - uses: actions-rs/[email protected]
       - uses: codecov/codecov-action@v1
         with: