fix: remove unnecessary Javadoc build step from CI configuration

Author: Pfeil

.github/workflows/gradle.yml

@@ -47,19 +47,6 @@ jobs:
     - name: Do one Coveralls test report
       if: matrix.os == 'ubuntu-latest' && matrix.jdk == 21
       run: ./gradlew -Dprofile=release jacocoTestReport coveralls
-  javadoc:
-    needs: [build]
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - name: Set up openJDK version
-      uses: actions/setup-java@v4
-      with:
-        java-version: 21
-        distribution: 'zulu'
-    - name: Install Dependencies
-      run: npm install -g ro-crate-html-js
-    - name: Setup Gradle
-      uses: gradle/actions/setup-gradle@v4
     - name: Compile Javadoc
+      if: matrix.os == 'ubuntu-latest' && matrix.jdk == 21
       run: ./gradlew javadoc