Simplify ISR task wake checks

The macro checks the variable, so we don't need to check it ourselves

src/displayapp/DisplayApp.cpp

@@ -561,9 +561,7 @@ void DisplayApp::PushMessage(Messages msg) {
   if (in_isr()) {
     BaseType_t xHigherPriorityTaskWoken = pdFALSE;
     xQueueSendFromISR(msgQueue, &msg, &xHigherPriorityTaskWoken);
-    if (xHigherPriorityTaskWoken == pdTRUE) {
-      portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
-    }
+    portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
   } else {
     TickType_t timeout = portMAX_DELAY;
     // Make xQueueSend() non-blocking if the message is a Notification message. We do this to avoid