Fixes in git_backend class

Two minor changes here:
- vhost_name need to be double quoted for vhost_name to be
interpreted
- create-cgitrepos script does not exist until jeepyb is
installed, so requiring jeepyb class before calling that.

Change-Id: I1596a76a67014d7a18fa85ff5fadb5cb0b8e2fb0

modules/openstack_project/manifests/git_backend.pp

@@ -38,8 +38,8 @@ class openstack_project::git_backend (
 
   class { '::cgit':
     vhost_name              => $vhost_name,
-    ssl_cert_file           => '/etc/pki/tls/certs/${vhost_name}.pem',
-    ssl_key_file            => '/etc/pki/tls/private/${vhost_name}.key',
+    ssl_cert_file           => "/etc/pki/tls/certs/${vhost_name}.pem",
+    ssl_key_file            => "/etc/pki/tls/private/${vhost_name}.key",
     ssl_chain_file          => '/etc/pki/tls/certs/intermediate.pem',
     ssl_cert_file_contents  => $ssl_cert_file_contents,
     ssl_key_file_contents   => $ssl_key_file_contents,
@@ -101,6 +101,7 @@ class openstack_project::git_backend (
     require     => [
       File['/home/cgit/projects.yaml'],
       User['zuul'],
+      Class['jeepyb'],
     ],
     subscribe   => File['/home/cgit/projects.yaml'],
     refreshonly => true,