staging: fbtft: Remove unused #defines.

Remove unused #defines, which is detected while resolving `CHECK:
Avoid CamelCase` issue.
Signed-off-by: Bhagyashri Dighole <digholebhagyashri@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/fbtft/fb_watterott.c

@@ -90,15 +90,9 @@ static int write_vmem(struct fbtft_par *par, size_t offset, size_t len)
 	return 0;
 }
 
-#define RGB565toRGB323(c) ((((c) & 0xE000) >> 8) |\
-			   (((c) & 000600) >> 6) |\
-			   (((c) & 0x001C) >> 2))
 #define RGB565toRGB332(c) ((((c) & 0xE000) >> 8) |\
 			   (((c) & 000700) >> 6) |\
 			   (((c) & 0x0018) >> 3))
-#define RGB565toRGB233(c) ((((c) & 0xC000) >> 8) |\
-			   (((c) & 000700) >> 5) |\
-			   (((c) & 0x001C) >> 2))
 
 static int write_vmem_8bit(struct fbtft_par *par, size_t offset, size_t len)
 {