util/nvmutil: remove redundant unveil call

in the given call, we then do an equivalent call
immediately after that is the same, but without
unveil, so we'll just defer to that.

this changes no behaviour.

Signed-off-by: Leah Rowe <leah@libreboot.org>

util/nvmutil/nvmutil.c

@@ -88,8 +88,6 @@ main(int argc, char *argv[])
 	fname = argv[1];
 	set_io_flags(argc, argv);
 #ifdef __OpenBSD__
-	if (flags == O_RDONLY)
-		err_if(pledge("stdio rpath unveil", NULL) == -1);
 	block_unveil();
 #endif
 	checkdir("/dev/urandom");