util/ifdtool: fix spacing issues

Ensure consistent spacing around colons in bit fields, operators,
statements and function calls.

Found by the linter (check-style).

Change-Id: I817b1dcf106cc360a7db56e5b4b0716d5419e2cd
Signed-off-by: Alexander Goncharov <chat@joursoir.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83281
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>

util/ifdtool/ifdtool.c

@@ -170,7 +170,6 @@ static struct fcba *find_fcba(char *image, int size)
 		return NULL;
 	struct fcba *fcba = (struct fcba *)(image + ((fdb->flmap0 & 0xff) << 4));
 	return PTR_IN_RANGE(fcba, image, size) ? fcba : NULL;
-
 }
 
 static struct fmba *find_fmba(char *image, int size)