fix:修复form-render的数据变化，不会返回列表为空的字段造成的自定义表格无法删除最后一条数据的bug #1478

	# name: Deploy CI

	# on:
	# push:
	# branches:
	# - master

	# jobs:
	# build-and-deploy:
	# runs-on: ubuntu-latest
	# name: deploy steps
	# steps:
	# - uses: actions/checkout@v2
	# - name: install
	# run: yarn install
	# - name: build
	# run: yarn doc
	# - name: Deploy Action
	# uses: peaceiris/actions-gh-pages@v3
	# with:
	# deploy_key: ${{ secrets.ACTIONS_DEPLOY_TOKEN }}
	# publish_dir: ./docs-dist
	# force_orphan: true

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