Remove coverage information provided by codecov

The new setup requires a secret, this is not compatible with Renovate.

.github/workflows/test-java.yml

@@ -51,26 +51,6 @@ jobs:
       - name: Javadoc
         run: ./mvnw javadoc:jar -Dstyle.color=always
 
-  coverage:
-    name: 'Coverage'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-java@v4
-        with:
-          distribution: 'zulu'
-          java-version: '17'
-          cache: 'maven'
-      - name: Install dependencies
-        run: ./mvnw install -Pinclude-extra-modules -DskipTests=true -DskipITs=true -Darchetype.test.skip=true -Dmaven.javadoc.skip=true --batch-mode -Dstyle.color=always --show-version
-      - name: Test (Coverage)
-        run: ./mvnw jacoco:prepare-agent verify jacoco:report -Pinclude-extra-modules -Dstyle.color=always
-      - uses: codecov/codecov-action@v3
-        with:
-          fail_ci_if_error: true
-          verbose: true
-          name: codecov
-
   semver:
     name: 'Semver'
     runs-on: ubuntu-latest