Fix F13 LED issue for WT75-B, WT75-C (#12729)

keyboards/wilba_tech/wt75_b/config.h

@@ -178,9 +178,6 @@
 // enable the mono backlight
 #define MONO_BACKLIGHT_ENABLED 1
 
-// enable the RGB indicator for WT75-A
-#define MONO_BACKLIGHT_WT75_A
-
 // disable backlight when USB suspended (PC sleep/hibernate/shutdown)
 #define MONO_BACKLIGHT_DISABLE_WHEN_USB_SUSPENDED 0
 

keyboards/wilba_tech/wt75_c/config.h

@@ -178,9 +178,6 @@
 // enable the mono backlight
 #define MONO_BACKLIGHT_ENABLED 1
 
-// enable the RGB indicator for WT75-A
-#define MONO_BACKLIGHT_WT75_A
-
 // disable backlight when USB suspended (PC sleep/hibernate/shutdown)
 #define MONO_BACKLIGHT_DISABLE_WHEN_USB_SUSPENDED 0