CamelCaseifcation of LED related functions

s/led_set_crgb_at/setCrgbAt/
s/hsv_to_rgb/hsvToRgb/
s/led_get_crgb_at/getCrgbAt/
s/led_sync/syncLeds/
s/get_led_index/getLedIndex/
s/send_led_data/sendLedData/
s/led_power_fault/ledPowerFault/

src/Kaleidoscope/TriColor.cpp

@@ -34,7 +34,7 @@ TriColor::update(void) {
 
       // Special keys are always mod_color
       if (k.flags != 0) {
-        LEDControl.led_set_crgb_at(r, c, mod_color_);
+        LEDControl.setCrgbAt(r, c, mod_color_);
         continue;
       }
 
@@ -54,7 +54,7 @@ TriColor::update(void) {
         break;
       }
 
-      LEDControl.led_set_crgb_at(r, c, color);
+      LEDControl.setCrgbAt(r, c, color);
     }
   }
 }