Bump codecov/codecov-action from v1 to v1.0.7

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from v1 to v1.0.7.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Commits](https://github.com/codecov/codecov-action/compare/v1...f532c3a1452359a7f96c37efc741537b80555c74)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/pr.yml

@@ -50,7 +50,7 @@ jobs:
           version: '0.12.3'
           timeout: 300
       - name: Upload coverage report to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v1.0.7
 
   clippy:
     name: Clippy