Adjust for different javadoc options between Java 8 and 11.
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 9475935..007db47 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -32,4 +32,6 @@
       with:
         java-version: ${{ matrix.java }}
     - name: Build with Maven
-      run: mvn -V apache-rat:check spotbugs:check javadoc:javadoc -DadditionalJOption=-Xdoclint/package:-org.apache.commons.configuration2.plist package --file pom.xml
+      run: mvn -V clean apache-rat:check spotbugs:check javadoc:javadoc -Ddoclint=none package --file pom.xml
+
+# For Java 11, you can be more strict: -DadditionalJOption=-Xdoclint/package:-org.apache.commons.configuration2.plist
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