Update README.md

Signed-off-by: Frederic.Pillon <frederic.pillon@st.com>

Author: fpistm

README.md

@@ -57,8 +57,8 @@ For advanced user, you can use the repository: see the [Using git repository](ht
 
 ### Next release
   * STM32F1
-    * BluePill F103C8 (on going)
-    * MapleMini F103CB (on going)
+    * BluePill F103C8 (Basic support, no USB)
+    * MapleMini F103CB (Basic support, no USB)
 
 ## Troubleshooting