i18n: remove dead wiki links

The wiki was shut down a long time ago. Remove the dead links from the
wizard.

Closes #22

Signed-off-by: David Bauer <mail@david-bauer.net>

Author: blocktrron

i18n/de.po

@@ -33,8 +33,7 @@ msgid "gluon-config-mode:pubkey"
 msgstr ""
 "<p>Dies ist der öffentliche Schlüssel Deines Freifunk-Knotens. Erst nachdem dieser "
 "von der aktiven Community freigeschaltet wurde, verbindet sich Dein Knoten mit dem "
-"<a target=\"_blank\" href=\"https://wiki.darmstadt.freifunk.net/Mesh#VPN-Mesh"
-"\">Mesh-VPN</a>. Bitte schicke dazu diesen Schlüssel und den Namen deines Knotens "
+"Mesh-VPN. Bitte schicke dazu diesen Schlüssel und den Namen deines Knotens "
 "per E-Mail an <a href=\"mailto:keys@darmstadt.freifunk.net?subject=Anmeldung:%20<"
 "%=urlencode(hostname)%>&amp;body=%23%20<%=urlencode(hostname)%>%0A%23%20<"
 "%=platform.get_image_name()%>%0A%23%20<%=sysconfig.primary_mac%>%0Akey%20%22<%=pubkey%>"

i18n/en.po

@@ -32,8 +32,7 @@ msgstr ""
 msgid "gluon-config-mode:pubkey"
 msgstr ""
 "<p>This is the public key of your Freifunk node. Only after it has been activated "
-"by the local community, the router will connect to the <a target=\"_blank\" href="
-"\"https://wiki.darmstadt.freifunk.net/Mesh#VPN-Mesh\">mesh-vpn</a>. Therefore "
+"by the local community, the router will connect to the mesh-vpn. Therefore"
 "please send its public key and name via email to <a href=\"mailto:keys@darmstadt."
 "freifunk.net?subject=Registration:%20<%=urlencode(hostname)%>&amp;body=%23%20<"
 "%=urlencode(hostname)%>%0A%23%20<%=platform.get_image_name()%>%0A%23%20<%=sysconfig."