fix doc

[nailuoGG]

🤔 这个变动的性质是？

• 站点、文档改进

👻 需求背景

发现文档中的节流控制，而实际用到的是debounce函数，此处使用防抖控制是否更合适

💡 解决方案和最终实现是？

📝 更新日志怎么写？

• 英文：

• 中文（可选）:

☑️ 请求合并前的自查清单

• [x ] 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

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View rendered components/select/demo/select-users.md

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[codecov]

Codecov Report

Merging #16506 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #16506   +/-   ##
=======================================
  Coverage   95.71%   95.71%           
=======================================
  Files         258      258           
  Lines        7117     7117           
  Branches     1968     2004   +36     
=======================================
  Hits         6812     6812           
  Misses        303      303           
  Partials        2        2

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 62f8924...fadb250. Read the comment docs.

[codecov]

Codecov Report

Merging #16506 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #16506   +/-   ##
=======================================
  Coverage   95.71%   95.71%           
=======================================
  Files         258      258           
  Lines        7117     7117           
  Branches     1968     2004   +36     
=======================================
  Hits         6812     6812           
  Misses        303      303           
  Partials        2        2

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 62f8924...fadb250. Read the comment docs.