refactor: Move @Nullable method annotations to the return type

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

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

src/main/java/org/openrewrite/nodejs/NodeResolutionResult.java

@@ -35,8 +35,7 @@ public class NodeResolutionResult {
     Collection<Dependency> dependencies;
     Collection<Dependency> devDependencies;
 
-    @Nullable
-    public Dependency getDependency(String name) {
+    public @Nullable Dependency getDependency(String name) {
         for (Dependency d : dependencies) {
             if (d.getName().equals(name)) {
                 return d;