Update version of node manager used in fixtures

Author: Elaine McCloskey

.fixtures.yml

@@ -15,7 +15,7 @@ fixtures:
     stdlib: 'https://github.com/puppetlabs/puppetlabs-stdlib' 
     facts: 'https://github.com/puppetlabs/puppetlabs-facts'
     puppet_agent: 'https://github.com/puppetlabs/puppetlabs-puppet_agent.git'
-    node_manager: 'https://github.com/WhatsARanjit/puppet-node_manager'
+    node_manager: 'https://github.com/MartyEwings/puppet-node_manager.git'
     apply_helpers: 'https://github.com/puppetlabs/puppetlabs-apply_helpers'
     bolt_shim: 'https://github.com/puppetlabs/puppetlabs-bolt_shim'
     debug: 'https://github.com/nwops/puppet-debug'