Update README.md

Author: SWORDIntel

README.md

@@ -1,5 +1,5 @@
 <p align="center">
-  <img src="docs/QIHE.png" alt="KEYSTONE logo" width="720">
+  <img src="docs/QIHSE.png" alt="QIHSE logo" width="720">
 </p>
 <div align="center">