Update dependency org.apache.struts:struts2-core to v7

Author: renovate[bot]

src/test/resources/org/jenkinsci/plugins/logparser/maven-project1/pom.xml

@@ -16,7 +16,7 @@
         <dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-core</artifactId>
-            <version>6.8.0</version>
+            <version>7.1.1</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>