Update keywords.txt with additional chipsets (FastLED#854)

* Alphabetize chipset section -- no content changes this commit.

* Remove duplicate definition of LPD6803

* Add PL9823 to chipset keyword literals

* Add a dozen more missing chipsets as LITERAL1:
* APA106
* DOTSTAR
* GW6205_400
* LPD1886_8BIT
* PIXIE
* SK6812
* SK6822
* SK9822
* TM1812
* UCS1904
* UCS2903
* WS2852

Author: henrygab

keywords.txt

@@ -294,41 +294,52 @@ CRGB::YellowGreen	KEYWORD2
 #######################################
 
 # Chipsets
-LPD6803	LITERAL1
-LPD8806	LITERAL1
-WS2801	LITERAL1
-WS2803	LITERAL1
-P9813	LITERAL1
-SM16716	LITERAL1
 APA102	LITERAL1
+APA104	LITERAL1
+APA106	LITERAL1
 DMXSERIAL	LITERAL1
 DMXSIMPLE	LITERAL1
-TM1829	LITERAL1
-TM1809	LITERAL1
-TM1804	LITERAL1
-TM1803	LITERAL1
-APA104	LITERAL1
-WS2811	LITERAL1
-WS2812	LITERAL1
-WS2812B	LITERAL1
-WS2811_400	LITERAL1
-WS2813	LITERAL1
-NEOPIXEL	LITERAL1
-UCS1903	LITERAL1
-UCS1903B	LITERAL1
+DOTSTAR	LITERAL1
+GE8822	LITERAL1
+GS1903	LITERAL1
 GW6205	LITERAL1
 GW6205B	LITERAL1
+GW6205_400	LITERAL1
 LPD1886	LITERAL1
+LPD1886_8BIT	LITERAL1
+LPD6803	LITERAL1
+LPD8806	LITERAL1
+NEOPIXEL	LITERAL1
 OCTOWS2811	LITERAL1
 OCTOWS2811_400	LITERAL1
 OCTOWS2813	LITERAL1
-WS2812SERIAL	LITERAL1
-SMART_MATRIX	LITERAL1
-GE8822	LITERAL1
+P9813	LITERAL1
+PIXIE	LITERAL1
+PL9823	LITERAL1
+SK6812	LITERAL1
+SK6822	LITERAL1
+SK9822	LITERAL1
 SM16703 LITERAL1
-GS1903	LITERAL1
-LPD6803	LITERAL1
-
+SM16716	LITERAL1
+SMART_MATRIX	LITERAL1
+TM1803	LITERAL1
+TM1804	LITERAL1
+TM1809	LITERAL1
+TM1812	LITERAL1
+TM1829	LITERAL1
+UCS1903	LITERAL1
+UCS1903B	LITERAL1
+UCS1904	LITERAL1
+UCS2903	LITERAL1
+WS2801	LITERAL1
+WS2803	LITERAL1
+WS2811	LITERAL1
+WS2811_400	LITERAL1
+WS2812	LITERAL1
+WS2812B	LITERAL1
+WS2812SERIAL	LITERAL1
+WS2813	LITERAL1
+WS2852	LITERAL1
 
 # RGB orderings
 RGB	LITERAL1