Bump codecov/codecov-action from 3.1.2 to 3.1.3 (#2768)

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -75,7 +75,7 @@ jobs:
 
     - name: Upload coverage to Codecov
       if: ${{ matrix.update-coverage }}
-      uses: codecov/codecov-action@40a12dcee2df644d47232dde008099a3e9e4f865 #v3.1.2
+      uses: codecov/codecov-action@894ff025c7b54547a9a2a1e9f228beae737ad3c2 #v3.1.3
 
     - name: Ensure go generate produces a zero diff for update-urls
       shell: bash