refactor: OpenRewrite best practices

Use this link to re-run the recipe: https://app.moderne.io/recipes/org.openrewrite.recipes.OpenRewriteBestPractices?organizationId=T3BlblJld3JpdGU%3D

Co-authored-by: Moderne <[email protected]>

src/test/java/org/openrewrite/java/dependencies/ChangeDependencyGroupAndArtifactIdTest.java

@@ -16,14 +16,15 @@
 package org.openrewrite.java.dependencies;
 
 import org.junit.jupiter.api.Test;
+import org.openrewrite.DocumentExample;
 import org.openrewrite.test.RecipeSpec;
 import org.openrewrite.test.RewriteTest;
 
 import static org.openrewrite.gradle.Assertions.buildGradle;
 import static org.openrewrite.gradle.toolingapi.Assertions.withToolingApi;
 import static org.openrewrite.maven.Assertions.pomXml;
 
-public class ChangeDependencyGroupAndArtifactIdTest implements RewriteTest {
+class ChangeDependencyGroupAndArtifactIdTest implements RewriteTest {
 
     @Override
     public void defaults(RecipeSpec spec) {
@@ -32,8 +33,9 @@ public void defaults(RecipeSpec spec) {
     }
 
 
+    @DocumentExample
     @Test
-    public void gradle() {
+    void gradle() {
         rewriteRun(
           spec -> spec.beforeRecipe(withToolingApi()),
           //language=groovy
@@ -69,7 +71,7 @@ public void gradle() {
     }
 
     @Test
-    public void maven() {
+    void maven() {
         rewriteRun(
           //language=xml
           pomXml(