Minor: fix validator type error for ingestion workflow form (#14619)

* Minor: fix validator type error for ingestion workflow form

* Minor: use customizeValidator method

openmetadata-ui/src/main/resources/ui/src/components/IngestionWorkflowForm/IngestionWorkflowForm.tsx

@@ -12,7 +12,7 @@
  */
 import Form, { IChangeEvent } from '@rjsf/core';
 import { RegistryFieldsType } from '@rjsf/utils';
-import validator from '@rjsf/validator-ajv8';
+import { customizeValidator } from '@rjsf/validator-ajv8';
 import { Button, Space } from 'antd';
 import classNames from 'classnames';
 import { isUndefined, omit, omitBy } from 'lodash';
@@ -60,6 +60,11 @@ const IngestionWorkflowForm: FC<IngestionWorkflowFormProps> = ({
     [pipeLineType, serviceCategory]
   );
 
+  const validator = useMemo(
+    () => customizeValidator<IngestionWorkflowData>(),
+    []
+  );
+
   const isElasticSearchPipeline =
     pipeLineType === PipelineType.ElasticSearchReindex;