use snapshot of maven-invoker-plugin because of NPE https://issues.apache.org/jira/browse/MINVOKER-247

Signed-off-by: olivier lamy <oliver.lamy@gmail.com>

pom.xml

@@ -483,7 +483,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-invoker-plugin</artifactId>
-          <version>3.2.0</version>
+          <version>3.2.1-SNAPSHOT</version>
           <configuration>
             <debug>${it.debug}</debug>
             <javaHome>${java.home}</javaHome>
@@ -2021,4 +2021,27 @@
     </site>
   </distributionManagement>
 
+  <pluginRepositories>
+    <pluginRepository>
+      <id>apache.snapshots</id>
+      <url>https://repository.apache.org/content/repositories/snapshots</url>
+      <releases>
+        <enabled>false</enabled>
+      </releases>
+      <snapshots>
+        <enabled>true</enabled>
+      </snapshots>
+    </pluginRepository>
+    <pluginRepository>
+      <id>plexus-snapshots</id>
+      <url>https://oss.sonatype.org/content/repositories/plexus-snapshots</url>
+      <releases>
+        <enabled>false</enabled>
+      </releases>
+      <snapshots>
+        <enabled>true</enabled>
+      </snapshots>
+    </pluginRepository>
+  </pluginRepositories>
+
 </project>