Update dependency org.apache.shiro:shiro-core to v1.6.0

Author: dev-mend-for-github-com[bot]

ksa-service-root/ksa-security-service/pom.xml

@@ -26,7 +26,7 @@
     <dependency>
       <groupId>org.apache.shiro</groupId>
       <artifactId>shiro-core</artifactId>
-      <version>1.2.0</version>
+      <version>1.6.0</version>
     </dependency>
     <dependency>
       <groupId>org.apache.shiro</groupId>