Use branch master for latest develop

Author: Jason2866

platform.py

@@ -33,7 +33,7 @@
 SUBPROCESS_TIMEOUT = 300
 DEFAULT_DEBUG_SPEED = "5000"
 DEFAULT_APP_OFFSET = "0x10000"
-ARDUINO_ESP32_PACKAGE_URL = "https://raw.githubusercontent.com/espressif/arduino-esp32/release/v3.3.x/package/package_esp32_index.template.json"
+ARDUINO_ESP32_PACKAGE_URL = "https://raw.githubusercontent.com/espressif/arduino-esp32/master/package/package_esp32_index.template.json"
 
 # MCUs that support ESP-builtin debug
 ESP_BUILTIN_DEBUG_MCUS = frozenset([