chore(deps): update codecov/codecov-action action to v7

| datasource  | package                | from   | to     |
| ----------- | ---------------------- | ------ | ------ |
| github-tags | codecov/codecov-action | v6.0.2 | v7.0.0 |

Author: dreadnode-renovate-bot[bot]

.github/workflows/rust.yaml

@@ -99,7 +99,7 @@ jobs:
         run: cargo llvm-cov --workspace --lcov --output-path lcov.info
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@e79a6962e0d4c0c17b229090214935d2e33f8354 # v6
+        uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f # v7
         with:
           files: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}