Move default Arduino partitions to a separate section

Author: valeros

boards/esp32cam.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "huge_app.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_ESP32_DEV -DBOARD_HAS_PSRAM -mfix-esp32-psram-cache-issue",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "huge_app.csv",
     "variant": "esp32"
   },
   "connectivity": [

boards/heltec_wifi_lora_32_V2.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "default_8MB.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_HELTEC_WIFI_LORA_32_V2",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "default_8MB.csv",
     "variant": "heltec_wifi_lora_32_V2"
   },
   "connectivity": [

boards/heltec_wireless_stick.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "default_8MB.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_HELTEC_WIRELESS_STICK",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "default_8MB.csv",
     "variant": "heltec_wireless_stick"
   },
   "connectivity": [

boards/m5stack-fire.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "default_16MB.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_M5STACK_FIRE",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "default_16MB.csv",
     "variant": "m5stack_fire"
   },
   "connectivity": [

boards/nina_w10.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "minimal.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_UBLOX_NINA_W10",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "minimal.csv",
     "variant": "nina_w10"
   },
   "connectivity": [

boards/oroca_edubot.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "huge_app.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_OROCA_EDUBOT",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "huge_app.csv",
     "variant": "oroca_edubot"
   },
   "connectivity": [

boards/ttgo-t-watch.json

@@ -1,15 +1,15 @@
 {
   "build": {
     "arduino":{
-      "ldscript": "esp32_out.ld"
+      "ldscript": "esp32_out.ld",
+      "partitions": "default_16MB.csv"
     },
     "core": "esp32",
     "extra_flags": "-DARDUINO_T-Watch -DBOARD_HAS_PSRAM -mfix-esp32-psram-cache-issue",
     "f_cpu": "240000000L",
     "f_flash": "40000000L",
     "flash_mode": "dio",
     "mcu": "esp32",
-    "partitions": "default_16MB.csv", 
     "variant": "twatch"
   },
   "connectivity": [