Watch uischemas prop in React bindings

The "uischemas" prop of the React state manager was not watched
for changes. Therefore changes to "uischemas" were only applied
when other props also changed. This is now fixed.

packages/react/src/JsonFormsContext.tsx

@@ -158,7 +158,7 @@ export const JsonFormsStateProvider = ({ children, initState, onChange }: any) =
     i18n: i18n,
     // only core dispatch available
     dispatch: coreDispatch,
-  }), [core, initState.renderers, initState.cells, config, initState.readonly, i18n]);
+  }), [core, initState.renderers, initState.cells, config, initState.uischemas, initState.readonly, i18n]);
 
   const onChangeRef = useRef(onChange);
   useEffect(() => {

packages/react/test/JsonFormsContext.test.tsx

@@ -264,3 +264,70 @@ test('withJsonFormsDetailProps - should use uischemas props', () => {
   expect(mockUISchemasProps.schema).toEqual(schema);
   expect(mockUISchemasProps.uischemas).toEqual(uischemas);
 });
+
+test('withJsonFormsDetailProps - should update uischemas after change', () => {
+  const MockUISchemas = (_: StatePropsOfControlWithDetail) => {
+    return <></>;
+  };
+
+  const MockBasicRenderer = withJsonFormsDetailProps(MockUISchemas);
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: {
+        type: 'string',
+      },
+      bar: {
+        type: 'number'
+      }
+    }
+  };
+
+  const renderers = [
+    {
+      tester: rankWith(1, () => true),
+      renderer: MockBasicRenderer
+    }
+  ];
+
+  const newUischemas = [
+    {
+      tester: (_jsonSchema: JsonSchema, schemaPath: string) => {
+        return schemaPath === '#/properties/color' ? 2 : NOT_APPLICABLE;
+      },
+      uischema: {
+        type: 'HorizontalLayout',
+        elements: [
+          {
+            type: 'Control',
+            scope: '#/properties/foo'
+          },
+          {
+            type: 'Control',
+            scope: '#/properties/bar'
+          }
+        ]
+      }
+    }
+  ];
+
+  const uischema = {
+    type: 'Control',
+    scope: '#'
+  };
+
+  const wrapper = mount(
+    <JsonForms
+      data={{}}
+      schema={schema}
+      uischema={uischema}
+      renderers={renderers}
+    />
+  );
+
+  wrapper.setProps({ uischemas: newUischemas });
+  wrapper.update();
+  const mockUISchemasProps = wrapper.find(MockUISchemas).props();
+  expect(mockUISchemasProps.uischemas).toEqual(newUischemas);
+});