Add all DevC in Vietnam to DevCGlobalDirectory

Author: hohieu01

DevCGlobalDirectory.md

@@ -110,6 +110,16 @@
   - GitHub: https://github.com/DevCHanoi
 </details>
 
+<details>
+  <summary>
+    <b>DevC Da Nang</b>
+  </summary>
+
+  - Lead(s):
+    - [Tran Hanh Trang](https://github.com/tranghanhtran)
+  - Facebook Group: https://www.facebook.com/groups/devcdanang/
+</details>
+
 <details>
   <summary>
     <b>DevC Ho Chi Minh City</b>
@@ -120,6 +130,7 @@
   - Facebook Group: https://www.facebook.com/groups/DevCHoChiMinhCity/
 </details>
 
+
 ## India
 
 <details>