drivers/intel/fsp2_0: Remove fsp_print_upd_info declaration

Remove unused function declaration.

TEST=Build and run on Galileo Gen2

Change-Id: Id971829c19c2535c975a68c44fb3697f60d0b4ad
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/16022
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/drivers/intel/fsp2_0/include/fsp/info_header.h

@@ -42,7 +42,6 @@ struct fsp_header {
 };
 
 enum cb_err fsp_identify(struct fsp_header *hdr, const void *fsp_blob);
-void fsp_print_upd_info(const struct fsp_header *hdr, void *cfg_blob);
 
 #if ENV_RAMSTAGE
 /*