Remove NeoPixel configuration as its unused.

variants/nibble_zero_connect/platformio.ini

@@ -18,10 +18,6 @@ build_flags =
   -D PIN_STATUS_LED=39
   -D P_LORA_TX_LED=39
   -D DISPLAY_ROTATION=0
-  -D HAS_NEOPIXEL
-  -D NEOPIXEL_COUNT=1
-  -D NEOPIXEL_DATA=17
-  -D NEOPIXEL_TYPE=(NEO_GRB+NEO_KHZ800)
   -D SX126X_DIO2_AS_RF_SWITCH=true
   -D SX126X_DIO3_TCXO_VOLTAGE=1.8
   -D SX126X_CURRENT_LIMIT=140
@@ -34,7 +30,6 @@ build_src_filter = ${esp32_base.build_src_filter}
 lib_deps =
   ${esp32_base.lib_deps}
   adafruit/Adafruit SSD1306 @ ^2.5.13
-  adafruit/Adafruit NeoPixel @ ^1.12.3
 
 [env:nibble_zero_connect_repeater]
 extends = nibble_zero_connect_base