variants: simplify mbed_app.json

Author: facchinm

variants/ARDUINO_NANO33BLE/conf/mbed_app.json

@@ -1,19 +1,17 @@
 {
   "macros": [
-    "MBED_HEAP_STATS_ENABLED=1",
-    "MBED_STACK_STATS_ENABLED=1",
-    "MBED_MEM_TRACING_ENABLED=1",
     "NRFX_GPIOTE_CONFIG_NUM_OF_LOW_POWER_EVENTS=8"
   ],
   "target_overrides": {
     "*": {
       "target.printf_lib": "std",
-      "platform.stdio-buffered-serial": true,
+      "platform.stdio-buffered-serial": false,
       "platform.stdio-baud-rate": 115200,
       "platform.default-serial-baud-rate": 115200,
       "platform.callback-nontrivial": true,
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
+      "platform.all-stats-enabled": true,
       "target.mbed_app_start": "0x10000"
     }
   }

variants/PORTENTA_H7_M4/conf/mbed_app.json

@@ -2,16 +2,15 @@
   "target_overrides": {
     "*": {
       "target.printf_lib": "std",
+      "platform.stdio-buffered-serial": false,
       "target.usb_speed": "USE_USB_OTG_FS",
       "platform.stdio-baud-rate": 115200,
       "platform.default-serial-baud-rate": 115200,
       "platform.callback-nontrivial": true,
+      "platform.all-stats-enabled": true,
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
       "target.macros_add": [
-        "MBED_HEAP_STATS_ENABLED=1",
-        "MBED_STACK_STATS_ENABLED=1",
-        "MBED_MEM_TRACING_ENABLED=1",
         "METAL_INTERNAL",
         "VIRTIO_SLAVE_ONLY",
         "NO_ATOMIC_64_SUPPORT",

variants/PORTENTA_H7_M7/conf/mbed_app.json

@@ -2,17 +2,16 @@
   "target_overrides": {
     "*": {
       "target.printf_lib": "std",
-      "platform.stdio-buffered-serial": true,
+      "platform.stdio-buffered-serial": false,
       "platform.stdio-baud-rate": 115200,
       "platform.default-serial-baud-rate": 115200,
       "platform.callback-nontrivial": true,
+      "platform.all-stats-enabled": true,
+      "platform.memory-tracing-enabled": true,
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
       "target.mbed_app_start": "0x8040000",
       "target.macros_add": [
-        "MBED_HEAP_STATS_ENABLED=1",
-        "MBED_STACK_STATS_ENABLED=1",
-        "MBED_MEM_TRACING_ENABLED=1",
         "METAL_INTERNAL",
         "VIRTIO_MASTER_ONLY",
         "NO_ATOMIC_64_SUPPORT",