Use the codecov token. (#1877)

* Use the codecov token.

* Use codecov v4?

Author: pixlwave

.github/workflows/ci-integration-tests.yml

@@ -88,4 +88,6 @@ jobs:
 
       # Upload coverage
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}

.github/workflows/ci-unit-tests.yml

@@ -64,4 +64,6 @@ jobs:
           path: build/test/MatrixSDK-macOS.xcresult/
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}