CM3DS: fix clock frequency value

This commit changes the clock frequency to the good value of 25 MHz.

Change-Id: I18e559718619e3b1942c42fda2413b690c7b5852
Signed-off-by: Hugues de Valon <[email protected]>

Author: hug-dev

targets/TARGET_ARM_SSG/TARGET_CM3DS_MPS2/device/system_CMSDK_CM3DS.c

@@ -25,7 +25,7 @@
 /*----------------------------------------------------------------------------
  * Define clocks
  *----------------------------------------------------------------------------*/
-#define __XTAL (48000000UL) /* Oscillator frequency */
+#define __XTAL (50000000UL) /* Oscillator frequency */
 
 #define __SYSTEM_CLOCK (__XTAL / 2)