Fix OS clock definition for NZ32ST1L (latest merge)

Author: 0xc0170

libraries/rtos/rtx/TARGET_CORTEX_M/RTX_Conf_CM.c

@@ -153,7 +153,7 @@
 #  elif defined(TARGET_STM32F411RE)
 #     define OS_CLOCK      100000000
 
-#elif defined(TARGET_STM32F103RB) 
+#elif defined(TARGET_STM32F103RB)
 #    define OS_CLOCK       72000000
 
 #elif defined(TARGET_STM32F429ZI)
@@ -171,6 +171,9 @@
 #elif defined(TARGET_MAX32610) || defined(TARGET_MAX32600)
 #    define OS_CLOCK       24000000
 
+#elif defined(TARGET_NZ32ST1L)
+#    define OS_CLOCK       32000000
+
 #elif defined(TARGET_STM32L152RE)
 #    define OS_CLOCK       24000000