Add --no-transfer-progress to CI builds.
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 86bbf63..a69864a 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -37,4 +37,4 @@
       with:
         java-version: ${{ matrix.java }}
     - name: Build with Maven
-      run: mvn -V apache-rat:check spotbugs:check javadoc:javadoc -Ddoclint=all package --file pom.xml
+      run: mvn -V apache-rat:check spotbugs:check javadoc:javadoc -Ddoclint=all package --file pom.xml --no-transfer-progress