Bump codecov/codecov-action from 1 to 1.5.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 1 to 1.5.0.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/master/CHANGELOG.md)
- [Commits](codecov/codecov-action@v1...v1.5.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci-deepspeech-v2.yml

@@ -29,4 +29,4 @@ jobs:
       - name: Run Test Action
         uses: ./.github/actions/deepspeech-v2
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v1.5.0

.github/workflows/ci-lingvo.yml

@@ -60,4 +60,4 @@ jobs:
       - name: Run ${{ matrix.name }} Tests
         run: ./run_tests.sh ${{ matrix.framework }}
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v1.5.0

.github/workflows/ci-mxnet.yml

@@ -86,4 +86,4 @@ jobs:
       - name: Run ${{ matrix.name }} Tests
         run: ./run_tests.sh ${{ matrix.framework }}
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v1.5.0

.github/workflows/ci-pytorch-fasterrcnn.yml

@@ -46,4 +46,4 @@ jobs:
       - name: Run Test Action
         run: pytest --cov-report=xml --cov=art --cov-append -q -vv tests/estimators/object_detection/test_pytorch_faster_rcnn.py --framework=pytorch --skip_travis=True --durations=0
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v1.5.0

.github/workflows/ci.yml

@@ -133,7 +133,7 @@ jobs:
       - name: Run Tests
         run: ./run_tests.sh ${{ matrix.framework }}
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v1.5.0
   style:
     name: Style Check
     runs-on: ubuntu-latest