hosts: Add wiki.archlinux.org to hosts

Added the wiki.archlinux.org machine to the hosts file as part of the respective
groups.

hosts

@@ -41,6 +41,7 @@ gemini.archlinux.org
 monitoring.archlinux.org
 reproducible.archlinux.org
 mail.archlinux.org
+wiki.archlinux.org
 
 [borg_hosts]
 prio.ch-s012.rsync.net
@@ -56,6 +57,7 @@ bbs.archlinux.org
 bugs.archlinux.org
 aur.archlinux.org
 aur-dev.archlinux.org
+wiki.archlinux.org
 
 [postgresql_servers]
 archlinux.org
@@ -72,6 +74,7 @@ bbs.archlinux.org
 bugs.archlinux.org
 aur.archlinux.org
 aur-dev.archlinux.org
+wiki.archlinux.org
 
 [buildservers]
 dragon.archlinux.org
@@ -94,6 +97,7 @@ repro2.pkgbuild.com
 [memcached]
 aur.archlinux.org
 aur-dev.archlinux.org
+wiki.archlinux.org
 
 [prometheus]
 monitoring.archlinux.org
@@ -121,6 +125,7 @@ bugs.archlinux.org
 gemini.archlinux.org
 luna.archlinux.org
 repro1.pkgbuild.com
+wiki.archlinux.org
 
 [kape_servers]
 asia.mirror.pkgbuild.com