更新nimble案例文章 (#566)

* Create 02_nimble_demo.md

* Update index.rst

Author: hydevcode

source/17_hydevcode/02_nimble_demo/02_nimble_demo.md

@@ -0,0 +1,5 @@
+# Nimble案例
+[1.nimble案例分析—ibeacon | 小彦同学的摸鱼空间](https://blog.alicization.site/article/2024/11/25/148aaa90-4859-8087-b370-eafea5e533be)
+[2.nimble案例分析—bleprph | 小彦同学的摸鱼空间](https://blog.alicization.site/article/2024/11/30/163aaa90-4859-8054-955d-d27c48d686e9)
+[3.nimble案例分析—UART串口 | 小彦同学的摸鱼空间](https://blog.alicization.site/article/2024/11/30/163aaa90-4859-80d7-9781-fa784ef7e24b)
+[4.nimble案例分析—blehr | 小彦同学的摸鱼空间](https://blog.alicization.site/article/2024/11/30/163aaa90-4859-80bf-a6b9-d24d49254e1c)

source/17_hydevcode/index.rst

@@ -4,4 +4,5 @@ NORDIC:hydevcode
     :maxdepth: 2
     :numbered: 2
 
-    01_introduce/01_introduce.md
+    01_introduce/01_introduce.md
+    02_nimble_demo/02_nimble_demo.md