Rework am_ao_run_all() output processing

Author: adel-mamin

apps/examples/async/main.c

@@ -273,9 +273,9 @@ int main(void) {
     );
 
     for (;;) {
-        while (am_ao_run_all()) {
+        if (!am_ao_run_all()) {
+            am_pal_crit_exit();
         }
-        am_pal_crit_exit();
     }
 
     return 0;

apps/examples/dpp/main.c

@@ -169,9 +169,9 @@ int main(void) {
     );
 
     for (;;) {
-        while (am_ao_run_all()) {
+        if (!am_ao_run_all()) {
+            am_pal_crit_exit();
         }
-        am_pal_crit_exit();
     }
 
     return 0;

apps/examples/ringbuf/main.c

@@ -104,9 +104,9 @@ AM_NORETURN static void test_ringbuf_threading(void) {
     );
 
     for (;;) {
-        while (am_ao_run_all()) {
+        if (!am_ao_run_all()) {
+            am_pal_crit_exit();
         }
-        am_pal_crit_exit();
     }
 }