Merge pull request #492 from line/renovate/org.apache.maven.plugins-maven-enforcer-plugin-3.x

Update dependency org.apache.maven.plugins:maven-enforcer-plugin to v3.4.1

Author: renovate[bot]

generator/pom.xml

@@ -11,7 +11,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0-M1</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>