remove confliciting usermods from QEMU build

* USERMOD_ROTARY_ENCODER_UI => pin conflicts with ethernet
* USERMOD_AUTO_SAVE => not needed
* LEDPIN=4 to avoid ethernet PIN conflicts

Author: softhack007

platformio.ini

@@ -1841,6 +1841,9 @@ build_unflags = ${esp32_4MB_V4_M_base.build_unflags}
   ;; removing some usermods to keep it simple
   -D USERMOD_DALLASTEMPERATURE
   -D USERMOD_FOUR_LINE_DISPLAY
+  ;;-D USERMOD_ARTIFX  
+  -D USERMOD_ROTARY_ENCODER_UI
+  -D USERMOD_AUTO_SAVE
   -D USERMOD_PIRSWITCH
   -D USERMOD_MULTI_RELAY
   -D USE_ALT_DISPLAY ; new versions of USERMOD_FOUR_LINE_DISPLAY and USERMOD_ROTARY_ENCODER_UI
@@ -1873,10 +1876,14 @@ build_flags = ${esp32_4MB_V4_M_base.build_flags}
   -D WLED_STATIC_IP_DEFAULT_4=15
   -D MDNS_NAME=\"\"                    ;; disable MDNS
   -D WLED_DISABLE_INFRARED
+  -D LEDPIN=4
   -D BTNPIN=-1 -D RLYPIN=1 -D IRPIN=-1 ;; disable all extra pins
   -D SR_DMTYPE=254 -D AUDIOPIN=-1      ;; set AR into "received only" mode
 lib_deps = ${esp32_4MB_V4_M_base.esp32_lib_deps}
-lib_ignore = IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
+lib_ignore = 
+  IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
+  OneWire ; used for USERMOD_FOUR_LINE_DISPLAY and USERMOD_DALLASTEMPERATURE
+  U8g2 ; used for USERMOD_FOUR_LINE_DISPLA
   ${common_mm.HUB75_lib_ignore}
 ; RAM:   [===       ]  26.5% (used 86924 bytes from 327680 bytes)
 ; Flash: [======    ]  57.4% (used 1806269 bytes from 3145728 bytes)