Fix class locations

diff --git a/manifests/ikiwiki/packages.pp b/manifests/packages.pp
similarity index 100%
rename from manifests/ikiwiki/packages.pp
rename to manifests/packages.pp

diff --git a/manifests/ikiwiki/packages/l10n.pp b/manifests/packages/l10n.pp
similarity index 100%
rename from manifests/ikiwiki/packages/l10n.pp
rename to manifests/packages/l10n.pp

diff --git a/manifests/ikiwiki/packages/search.pp b/manifests/packages/search.pp
similarity index 100%
rename from manifests/ikiwiki/packages/search.pp
rename to manifests/packages/search.pp