[atari][main] set priority to 10.

src/main.cpp

@@ -347,7 +347,7 @@ extern "C"
 // Create a new high-priority task to handle the main loop
 // This is assigned to CPU1; the WiFi task ends up on CPU0
 #define MAIN_STACKSIZE 32768
-#define MAIN_PRIORITY 20
+#define MAIN_PRIORITY 10
 #define MAIN_CPUAFFINITY 1
  xTaskCreatePinnedToCore(fn_service_loop, "fnLoop",
  MAIN_STACKSIZE, nullptr, MAIN_PRIORITY, nullptr, MAIN_CPUAFFINITY);