Bump Adafruit NeoPixel to 1.12.3

Author: github-actions[bot]

platformio.ini

@@ -117,7 +117,7 @@ build_partitions = min_spiffs.csv
 build_partitions_debug = min_spiffs_debug.csv
 build_partitions_16mb = openevse_16mb.csv
 
-neopixel_lib = adafruit/Adafruit NeoPixel@1.12.2
+neopixel_lib = adafruit/Adafruit NeoPixel@1.12.3
 
 gfx_display_libs =
 #  lvgl/lvgl@8.3.9