chore(deps): update codecov/codecov-action action to v3 (#102)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/merge.yml

@@ -50,7 +50,7 @@ jobs:
       run: mvn --batch-mode --update-snapshots verify
 
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v2
+      uses: codecov/codecov-action@v3
       with:
         flags: unittests # optional
         name: coverage # optional

.github/workflows/pullrequest.yml

@@ -37,7 +37,7 @@ jobs:
         run: mvn --batch-mode --update-snapshots verify # -P integration-test - add this back once we have a compatible flagd
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v3
         with:
           flags: unittests # optional
           name: coverage # optional