feat: 增加自动生成toc的action

.github/workflows/TOC.yml

@@ -8,5 +8,4 @@ jobs:
       - uses: technote-space/toc-generator@v4
         with:
           TOC_TITLE: "**目录**"
-          MAX_HEADER_LEVEL: 3
-          FOLDING: true
+          MAX_HEADER_LEVEL: 3