ctucx.git: stagit

stagit-index: remove unveil support for argv

This can reach the unveil argument limits and it is not a good case for using
unveil.

diff --git a/stagit-index.c b/stagit-index.c
@@ -154,10 +154,6 @@ main(int argc, char *argv[])
 	git_libgit2_init();
 
 #ifdef __OpenBSD__
-	for (i = 1; i < argc; i++)
-		if (unveil(argv[i], "r") == -1)
-			err(1, "unveil: %s", argv[i]);
-
 	if (pledge("stdio rpath", NULL) == -1)
 		err(1, "pledge");
 #endif