Modify typo of return value at mbed_get_a9_tick_irqn().

Author: TomoYamanaka

targets/TARGET_RENESAS/TARGET_RZ_A1XX/TARGET_GR_LYCHEE/device/os_tick_ostm.c

@@ -194,7 +194,7 @@ uint32_t OS_Tick_GetOverflow (void)
 
 // Get Cortex-A9 OS Timer interrupt number
 IRQn_ID_t mbed_get_a9_tick_irqn(){
-  return OSTMI0TINT_IRQn;
+  return OSTM_IRQn;
 }
 #endif
 

targets/TARGET_RENESAS/TARGET_RZ_A1XX/TARGET_RZ_A1H/device/os_tick_ostm.c

@@ -195,7 +195,7 @@ uint32_t OS_Tick_GetOverflow (void)
 
 // Get Cortex-A9 OS Timer interrupt number
 IRQn_ID_t mbed_get_a9_tick_irqn(){
-  return OSTMI0TINT_IRQn;
+  return OSTM_IRQn;
 }
 #endif