test(system): increased 200B memory leak thresh due to mmu mmap mutex

200B to extend the thresh, real increase to the memory usage will be smaller

components/esp_system/test_apps/esp_system_unity_tests/main/test_app_main.c

@@ -11,7 +11,7 @@
 #include "freertos/task.h"
 
 // Some resources are lazy allocated, the threshold is left for that case
-#define TEST_MEMORY_LEAK_THRESHOLD (-900)
+#define TEST_MEMORY_LEAK_THRESHOLD (-1100)
 
 static size_t before_free_8bit;
 static size_t before_free_32bit;