Fix gitweb link config

We need to set type = gitweb. Also, the gitweb script itself
is in /usr/share from the git package.

Change-Id: I7e73a0ba721ed93e4acf308821ad3efd3d5eb4c8

manifests/init.pp

@@ -303,10 +303,9 @@ class gerrit(
 
   include ::gerrit::user
 
-  if ($gitweb) {
-    package { 'gitweb':
-      ensure => present,
-    }
+  # This is not needed, setting to absent for cleanup
+  package { 'gitweb':
+    ensure => absent,
   }
 
   package { 'unzip':

templates/gerrit.config.erb

@@ -194,6 +194,8 @@
 <% if @gitweb or @cgit or @gitea -%>
 [gitweb]
 <% if @gitweb -%>
+	type = gitweb
+	cgi = /usr/share/gitweb/gitweb.cgi
 	revision = "?p=${project}.git;a=commitdiff;h=${commit}"
 <% end -%>
 <% if @cgit -%>