docs: 修正 Rust 技能数量与安装地址

README.md

@@ -113,7 +113,7 @@ npx skills add full-stack-skills/vue-skills --skill vue3
 | [python-skills](https://github.com/full-stack-skills/python-skills) | 3 | `npx skills add full-stack-skills/python-skills` |
 | [go-skills](https://github.com/full-stack-skills/go-skills) | 2 | `npx skills add full-stack-skills/go-skills` |
 | [java-skills](https://github.com/full-stack-skills/java-skills) | 3 | `npx skills add full-stack-skills/java-skills` |
-| [rust-skills](https://github.com/actionbook/rust-skills) | — | `npx skills add actionbook/rust-skills` |
+| [rust-skills](https://github.com/full-stack-skills/rust-skills) | 15 | `npx skills add full-stack-skills/rust-skills` |
 | [zig-skills](https://github.com/full-stack-skills/zig-skills) | 5 | `npx skills add full-stack-skills/zig-skills` |
 
 ### 跨平台与桌面（72 个技能）