Use Maven 3.9.5 on GitHub (#242)

diff --git a/.github/workflows/maven-verify.yml b/.github/workflows/maven-verify.yml
index b24b52b..d59fd67 100644
--- a/.github/workflows/maven-verify.yml
+++ b/.github/workflows/maven-verify.yml
@@ -49,7 +49,7 @@
           cache: 'maven'
 
       - name: Set up Maven
-        run: mvn --errors --batch-mode --show-version wrapper:wrapper "-Dmaven=3.8.7"
+        run: mvn --errors --batch-mode --show-version wrapper:wrapper "-Dtype=only-script" "-Dmaven=3.9.5"
 
       - name: Running integration tests
         run: "./mvnw -B clean install -Prun-its,embedded -Dmaven.repo.local=`pwd`/repo"