[JAVA-39450] Upgraded spring-drools from spring-5 to spring-6 (#17568)

Author: panos-kakos

spring-drools/pom.xml

@@ -9,9 +9,9 @@
 
     <parent>
         <groupId>com.baeldung</groupId>
-        <artifactId>parent-spring-5</artifactId>
+        <artifactId>parent-spring-6</artifactId>
         <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../parent-spring-5</relativePath>
+        <relativePath>../parent-spring-6</relativePath>
     </parent>
 
     <dependencies>