Update codecov/codecov-action action to v7

Author: renovate[bot]

.github/workflows/rust-instrumented.yml

@@ -86,7 +86,7 @@ jobs:
             -o ${{ env.GRCOV_OUTPUT_FILE }}
           test -s ${{ env.GRCOV_OUTPUT_FILE }}
       - name: Codecov
-        uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f  # v6
+        uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f  # v7
         with:
           name: run-${{ matrix.suite }}
           files: ${{ env.GRCOV_OUTPUT_FILE }}