build(deps): update dependency org.codehaus.mojo:extra-enforcer-rules to v1.9.0 (#1723)

Author: renovate-bot

google-cloud-pubsublite/pom.xml

@@ -202,7 +202,7 @@
           <dependency>
             <groupId>org.codehaus.mojo</groupId>
             <artifactId>extra-enforcer-rules</artifactId>
-            <version>1.8.0</version>
+            <version>1.9.0</version>
           </dependency>
           <dependency>
             <groupId>org.apache.maven.shared</groupId>