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Merge pull request #690 from logicskky/patch-1

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Update ch07-04-bringing-paths-into-scope-with-the-use-keyword.md
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@ -34,7 +34,7 @@
{{#include ../listings/ch07-managing-growing-projects/listing-07-12/output.txt}}
```
注意这里还有一个警告说 `use` 在其作用域内不再被使用！为了修复这个问题，也将 `use` 移动到 `customer` 模块内，或者在父模块通过 `customer` 模块内的 `super::front_of_house::hosting`（原文 `super::hosting`？）引用这个短路径。
注意这里还有一个警告说 `use` 在其作用域内不再被使用！为了修复这个问题，可以将 `use` 移动到 `customer` 模块内，或者在子模块 `customer` 内通过 `super::hosting` 引用父模块中的这个短路径。
### 创建惯用的 `use` 路径