[table] fix key

[chaishi]

🤔 这个 PR 的性质是？

• 日常 bug 修复
• 新特性提交
• 文档改进
• 演示代码改进
• 组件样式/交互改进
• CI/CD 改进
• 重构
• 代码风格优化
• 测试用例
• 分支合并
• 其他

🔗 相关 Issue

💡 需求背景和解决方案

📝 更新日志

• fix(Table): 唯一 key 不再和 rowIndex 相加，避免重复问题

• fix(Table): 拖拽排序失效问题，primaryTableRef 丢失

• 本条 PR 不需要纳入 Changelog

☑️ 请求合并前的自查清单

⚠️ 请自检并全部勾选全部选项。⚠️

• 文档已补充或无须补充
• 代码演示已提供或无须提供
• TypeScript 定义已补充或无须补充
• Changelog 已提供或无须提供

[codecov-commenter]

Codecov Report

Merging #1594 (4ce42ef) into develop (8a9ef3a) will increase coverage by 3.70%.
The diff coverage is 68.28%.

@@             Coverage Diff             @@
##           develop    #1594      +/-   ##
===========================================
+ Coverage    61.00%   64.71%   +3.70%     
===========================================
  Files         1030     1045      +15     
  Lines        17933    18434     +501     
  Branches      4121     4200      +79     
===========================================
+ Hits         10940    11929     +989     
+ Misses        6993     6505     -488     

Impacted Files	Coverage Δ
src/_util/usePluginConfig.ts	0.00% <0.00%> (ø)
src/_util/useRipple.ts	26.38% <0.00%> (-0.38%)	⬇️
src/_util/wrapDisabledButton.tsx	0.00% <0.00%> (ø)
src/alert/_example/base.jsx	100.00% <ø> (ø)
src/alert/_example/operation.jsx	60.00% <0.00%> (-40.00%)	⬇️
src/card/Card.tsx	97.36% <ø> (ø)
src/cascader/_example/check-strictly.jsx	77.77% <ø> (ø)
src/cascader/_example/collapsed.jsx	87.50% <ø> (ø)
src/cascader/_example/disabled.jsx	100.00% <ø> (ø)
src/cascader/_example/filterable.jsx	77.77% <ø> (ø)
... and 260 more

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