Remove explicit requires on ceilometer class

In cases where ceilometer and proxy server are not running on
the same node this breaks things. Let the installers handle
the dependency based on where these services run.

Change-Id: Ided6c1229178059a5e3ecc54442170b54ac7c421

Author: pkilambi

manifests/proxy/ceilometer.pp

@@ -103,7 +103,6 @@
     target  => '/etc/swift/proxy-server.conf',
     content => template('swift/proxy/ceilometer.conf.erb'),
     order   => '260',
-    require => Class['::ceilometer'],
   }
 
   package { 'python-ceilometermiddleware':

spec/classes/swift_proxy_ceilometer_spec.rb

@@ -17,7 +17,6 @@ class { "swift":
     it { is_expected.to contain_concat_fragment('swift_ceilometer').with_content(/[filter:ceilometer]/) }
     it { is_expected.to contain_concat_fragment('swift_ceilometer').with_content(/paste.filter_factory = ceilometermiddleware.swift:filter_factory/) }
     it { is_expected.to contain_concat_fragment('swift_ceilometer').with_content(/url = rabbit:\/\/guest:guest@127.0.0.1:5672\//) }
-    it { is_expected.to contain_concat__fragment('swift_ceilometer').with_require('Class[Ceilometer]')}
     it { is_expected.to contain_user('swift').with_groups('ceilometer') }
     it { is_expected.to contain_file('/var/log/ceilometer/swift-proxy-server.log').with(:owner => 'swift', :group => 'swift', :mode => '0664') }
   end