Fix missmatch between feature branches and new CMSIS

Author: bulislaw

TESTS/mbed_hal/common_tickers/main.cpp

@@ -117,7 +117,7 @@ void ticker_event_handler_stub(const ticker_data_t * const ticker)
     }
 
     /* Indicate that ISR has been executed in interrupt context. */
-    if (IS_IRQ_MODE()) {
+    if (IsIrqMode()) {
         intFlag++;
     }
 }

TESTS/mbed_hal/lp_ticker/main.cpp

@@ -63,7 +63,7 @@ void overflow_protect()
 void ticker_event_handler_stub(const ticker_data_t * const ticker)
 {
     /* Indicate that ISR has been executed in interrupt context. */
-    if (IS_IRQ_MODE()) {
+    if (IsIrqMode()) {
         intFlag++;
     }