refactor: OpenRewrite best practices

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

Co-authored-by: Moderne <team@moderne.io>

src/main/java/org/openrewrite/python/internal/PsiPythonMapper.java

@@ -25,7 +25,6 @@
 import com.jetbrains.python.PyTokenTypes;
 import com.jetbrains.python.psi.*;
 import lombok.Value;
-import org.jetbrains.annotations.NotNull;
 import org.openrewrite.FileAttributes;
 import org.openrewrite.internal.ListUtils;
 import org.openrewrite.internal.lang.Nullable;
@@ -977,7 +976,7 @@ private Statement mapFunction(PyFunction element, BlockContext ctx) {
             params = JContainer.build(spaceAfter(element.getNameIdentifier()),
                     singletonList(JRightPadded.build(new J.Empty(randomId(), after, EMPTY))), EMPTY);
         } else {
-            PyParameter @NotNull [] pyParameters = element.getParameterList().getParameters();
+            PyParameter [] pyParameters = element.getParameterList().getParameters();
             List<JRightPadded<Statement>> statements = new ArrayList<>(pyParameters.length);
             for (int i = 0; i < pyParameters.length; i++) {
                 PyParameter parameter = pyParameters[i];