Upgrade maven-enforcer-plugin 3.5.0 -> 3.6.0 (#1750)

See:
- https://github.com/apache/maven-enforcer/releases/tag/enforcer-3.6.0
- apache/maven-enforcer@enforcer-3.5.0...enforcer-3.6.0

Author: Picnic-DevPla-Bot

pom.xml

@@ -1063,7 +1063,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-enforcer-plugin</artifactId>
-                    <version>3.5.0</version>
+                    <version>3.6.0</version>
                     <configuration>
                         <fail>false</fail>
                         <rules>