Update sonar scanner default to latest version

The old version is causing scan failures, because it is using too old
of a version of node.js. Using the latest version alleviates this.

Change-Id: I6cdf0f8bb1243c21a16bb3415b564210e6c02af6
Issue-ID: CIMAN-33
Signed-off-by: Eric Ball <eball@linuxfoundation.org>
diff --git a/jjb/global-defaults.yaml b/jjb/global-defaults.yaml
index e29f278..d879661 100644
--- a/jjb/global-defaults.yaml
+++ b/jjb/global-defaults.yaml
@@ -59,7 +59,7 @@
     # SonarCloud
     sonarcloud_project_organization: onap
     sonarcloud_api_token: da97604dfdc36ec82488a97ebea96ad01f7b10ff
-    sonar_mvn_goal: "org.sonarsource.scanner.maven:sonar-maven-plugin:3.8.0.2131:sonar"
+    sonar_mvn_goal: "org.sonarsource.scanner.maven:sonar-maven-plugin:4.6.0.2311:sonar"
 
     # Nexus3 docker registries
     container-public-registry: nexus3.onap.org:10001