fix: 修复明细表空数据占位符背景穿透的问题 close #3077

[lijinke666]

👀 PR includes

🐛 Bugfix

• Solve the issue and close 🐛 TableSheet 在滚动时添加数据，然后在搜索过滤的时候，会出现视图异常 #3077

📝 Description

🖼️ Screenshot

Before	After

🔗 Related issue link

🔍 Self-Check before the merge

• Add or update relevant docs.
• Add or update relevant demos.
• Add or update test case.
• Add or update relevant TypeScript definitions.

[petercat-assistant]

Walkthrough

此 PR 修复了明细表中空数据占位符背景穿透的问题。通过调整背景颜色的设置，确保占位符的背景不再穿透到其他层次。

Changes

文件	概要
packages/s2-core/src/facet/table-facet.ts	修复了空数据占位符背景穿透的问题，添加了背景颜色设置，并调整了占位符的层次顺序。

[github-actions]

你好 @lijinke666，非常感谢你的贡献.
为了让代码更健壮, 请根据 贡献指南 补充相应单元测试 (文档改动或其他特殊场景除外), 如果有 API 改动, 请修改 相应的文档.
同时请检查 lint 和 test 相关 CI 是否通过, 如果失败, 请点击 [Details] 按钮查看, 并根据日志修复.

Hello, @lijinke666, Thanks for your contribution. In order to make the code more robust, please add the corresponding unit tests, and update the docs if there are API changes.
At the same time, please check whether the CI related to lint and test passes. If the CI fails, please click [Details] button to check and repair according to the log.

[petercat-assistant]

确保 background 对象存在，以避免在访问其 color 属性时出现潜在的运行时错误。可以考虑在使用前进行空值检查。

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.77%. Comparing base (ecdc9c8) to head (6b5326f).
Report is 599 commits behind head on next.

Additional details and impacted files

@@            Coverage Diff             @@
##             next    #3079      +/-   ##
==========================================
  Coverage   75.77%   75.77%              
==========================================
  Files         257       51     -206     
  Lines       11994     1490   -10504     
  Branches     2464      284    -2180     
==========================================
- Hits         9088     1129    -7959     
+ Misses       1398      210    -1188     
+ Partials     1508      151    -1357     

☔ View full report in Codecov by Sentry.
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[github-actions]

Size Change: 0 B

Total Size: 619 kB

ℹ️ View Unchanged

Filename	Size
./packages/s2-core/dist/s2-extends.min.js	154 kB
./packages/s2-core/dist/s2.min.css	581 B
./packages/s2-core/dist/s2.min.js	257 kB
./packages/s2-react-components/dist/s2-react-components.min.css	2.55 kB
./packages/s2-react-components/dist/s2-react-components.min.js	124 kB
./packages/s2-react/dist/s2-react.min.css	1.74 kB
./packages/s2-react/dist/s2-react.min.js	38.3 kB
./packages/s2-vue/dist/s2-vue.min.css	2.05 kB
./packages/s2-vue/dist/s2-vue.min.js	38.3 kB

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[lijinke666]

🎉 This PR is included in version @antv/s2-v2.1.9 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

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