update curtain sample

Dependencies:   mbed-STM32F103C8T6_new

Revision:
2:f48b0967b6cc
Parent:
1:0fe432e5dfc4
Child:
5:ced3875acdd5
--- a/mbed-STM32F103C8T6.lib	Wed Apr 15 11:36:03 2020 +0000
+++ b/mbed-STM32F103C8T6.lib	Thu Apr 16 07:15:00 2020 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/hudakz/code/mbed-STM32F103C8T6/#09d8c2eacb4d
+http://mbed.org/users/hudakz/code/mbed-STM32F103C8T6/#c5c21a60441d