build(java): remove codecov action (#1078)

Author: chingor13

synthtool/gcp/templates/java_library/.github/workflows/ci.yaml

@@ -19,10 +19,6 @@ jobs:
  - run: .kokoro/build.sh
  env:
  JOB_TYPE: test
- - name: coverage
- uses: codecov/codecov-action@v1
- with:
- name: actions ${{'{{matrix.java}}'}}
  windows:
  runs-on: windows-latest
  steps:
@@ -80,4 +76,4 @@ jobs:
  - run: java -version
  - run: .kokoro/build.sh
  env:
- JOB_TYPE: clirr
+ JOB_TYPE: clirr