argvsplit: fix splitting of arguments

There used to be a hack here, which was removed which caused other splitting later.
This was a vestige of that hack, which is no longer needed with proper fragments.

argvsplit.c

@@ -64,7 +64,7 @@ pkg_argv_split(const char *src, int *argc, char ***argv)
 		}
 		else if (isspace(*src_iter))
 		{
-			if (*(src_iter + 1) == '-' && (*argv)[argc_count] != NULL)
+			if ((*argv)[argc_count] != NULL)
 			{
 				argc_count++, dst_iter++;