Add onlyExplicitlyIncluded to match other LST implementations

Author: sambsnyd

rewrite-python/src/main/java/org/openrewrite/python/tree/Py.java

@@ -401,7 +401,7 @@ public <P> J acceptPython(PythonVisitor<P> v, P p) {
 
     @ToString
     @FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
-    @EqualsAndHashCode(callSuper = false)
+    @EqualsAndHashCode(callSuper = false, onlyExplicitlyIncluded = true)
     @RequiredArgsConstructor
     @AllArgsConstructor(access = AccessLevel.PRIVATE)
     final class CompilationUnit implements Py, JavaSourceFile, SourceFile {