Fix packages in architecture tests.

Author: uhafner

src/test/java/io/jenkins/plugins/util/PackageArchitectureTest.java

@@ -17,7 +17,7 @@
  * @author Ullrich Hafner
  */
 @SuppressWarnings("hideutilityclassconstructor")
-@AnalyzeClasses(packages = "io.jenkins.plugins..", importOptions = DoNotIncludeTests.class)
+@AnalyzeClasses(packages = "io.jenkins.plugins.util", importOptions = DoNotIncludeTests.class)
 class PackageArchitectureTest {
     private static final URL PACKAGE_DESIGN = PackageArchitectureTest.class.getResource("/design.puml");