remove hardlink settings from auto.setup files

This can cause complications when moving directories around, and is
just an optimisation. There's no good reason to force it on here.

auto-blog.setup

@@ -41,7 +41,6 @@ IkiWiki::Setup::Automator->import(
 	rss => 1,
 	atom => 1,
 	syslog => 1,
-	hardlink => 1,
 	
 	example => "blog",
 	comments_pagespec => "posts/* and !*/Discussion",

auto.setup

@@ -40,5 +40,4 @@ IkiWiki::Setup::Automator->import(
 	rss => 1,
 	atom => 1,
 	syslog => 1,
-	hardlink => 1,
 )