🔨 Newer PlatformIO support

platformio.ini

@@ -16,6 +16,7 @@ boards_dir   = buildroot/share/PlatformIO/boards
 default_envs = mega2560
 include_dir  = Marlin
 extra_configs =
+    Marlin/config.ini
     ini/avr.ini
     ini/due.ini
     ini/esp32.ini
@@ -44,6 +45,7 @@ extra_configs =
 build_flags        = -g3 -D__MARLIN_FIRMWARE__ -DNDEBUG
                      -fmax-errors=5
 extra_scripts      =
+  pre:buildroot/share/PlatformIO/scripts/configuration.py
   pre:buildroot/share/PlatformIO/scripts/common-dependencies.py
   pre:buildroot/share/PlatformIO/scripts/common-cxxflags.py
   pre:buildroot/share/PlatformIO/scripts/preflight-checks.py
@@ -267,17 +269,10 @@ framework         = arduino
 extra_scripts     = ${common.extra_scripts}
 build_flags       = ${common.build_flags}
 lib_deps          = ${common.lib_deps}
-platform_packages = platformio/tool-dfuutil@^1.11.0
 monitor_speed     = 250000
-monitor_flags     =
-  --quiet
-  --echo
-  --eol
-    LF
-  --filter
-    colorize
-  --filter
-    time
+monitor_eol       = LF
+monitor_echo      = yes
+monitor_filters   = colorize, time, send_on_enter
 
 #
 # Just print the dependency tree