Update and rename 55.5. Initialize a new project.md to 59.5 Initialize a new project.md

Author: qibaoguang

…ot CLI/55.5. Initialize a new project.md …oot CLI/59.5 Initialize a new project.mdVII. Spring Boot CLI/55.5. Initialize a new project.md renamed to VII. Spring Boot CLI/59.5 Initialize a new project.md VII. Spring Boot CLI/55.5. Initialize a new project.md renamed to VII. Spring Boot CLI/59.5 Initialize a new project.md

@@ -1,4 +1,4 @@
-### 55.5. 初始化新工程
+### 59.5 初始化新工程
 
 `init`命令允许你使用[start.spring.io](https://start.spring.io/)在不离开shell的情况下创建一个新的项目。例如：
 ```shell