Update dependency org.codehaus.groovy:groovy to v3.0.23

Author: renovate[bot]

cxf-spring-boot-starter-samples/cxf-boot-simple-client/pom.xml

@@ -20,7 +20,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>1.8</java.version>
         <rest-assured.version>5.3.0</rest-assured.version>
-        <groovy.version>3.0.13</groovy.version>
+        <groovy.version>3.0.23</groovy.version>
     </properties>
 
     <dependencies>