HDDS-11364. Bump jgraphx to 3.9.12 (#7116)

pom.xml

@@ -296,7 +296,7 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xs
     <aspectj-plugin.version>1.15.0</aspectj-plugin.version>
     <restrict-imports.enforcer.version>2.5.0</restrict-imports.enforcer.version>
     <jgrapht.version>1.4.0</jgrapht.version>
-    <jgraphx.version>3.9.8.1</jgraphx.version>
+    <jgraphx.version>3.9.12</jgraphx.version>
 
     <spring.version>5.3.39</spring.version>
     <jooq.version>3.11.10</jooq.version>