refactor: OpenRewrite Recipe best practices

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

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

Author: timtebeek

src/main/java/org/openrewrite/java/testing/search/FindUnitTests.java

@@ -83,7 +83,9 @@ public static class AccumulatorValue {
 
     @Override
     public Accumulator getInitialValue(ExecutionContext ctx) {
-        if (acc != null) return acc;
+        if (acc != null) {
+            return acc;
+        }
         return new Accumulator();
     }