Remove dead nova providers

Those providers nova_admin and nova_project are unused and outdated
since folsom release (https://review.openstack.org/#/c/9296/)

Change-Id: I085921d261c8975cd6464c617fe5b4bcad037fb8
(cherry picked from commit 8a4c64b411)

lib/puppet/provider/nova_admin/nova_manage.rb

@@ -1,20 +0,0 @@
-Puppet::Type.type(:nova_admin).provide(:nova_manage) do
-
-  desc "Manage nova admin user"
-
-  optional_commands :nova_manage => 'nova-manage'
-
-  def exists?
-    nova_manage("user", "list").match(/^#{resource[:name]}$/)
-  end
-
-  def create
-    nova_manage("user", "admin", resource[:name])
-  end
-
-  def destroy
-    nova_manage("user", "delete", resource[:name])
-  end
-
-end
-

lib/puppet/provider/nova_project/nova_manage.rb

@@ -1,19 +0,0 @@
-Puppet::Type.type(:nova_project).provide(:nova_manage) do
-
-  desc "Manage nova project"
-
-  optional_commands :nova_manage => 'nova-manage'
-
-  def exists?
-    nova_manage("project", "list").match(/^#{resource[:name]}$/)
-  end
-
-  def create
-    nova_manage("project", "create", resource[:name], resource[:owner])
-  end
-
-  def destroy
-    nova_manage("project", "delete", resource[:name])
-  end
-
-end

lib/puppet/type/nova_admin.rb

@@ -1,11 +0,0 @@
-Puppet::Type.newtype(:nova_admin) do
-
-  @doc = "Manage creation/deletion of nova admin users."
-
-  ensurable
-
-  newparam(:name, :namevar => true) do
-    desc "The name of the admins."
-  end
-
-end

lib/puppet/type/nova_project.rb

@@ -1,21 +0,0 @@
-Puppet::Type.newtype(:nova_project) do
-
-  @doc = "Manage creation/deletion of nova projects."
-
-  ensurable
-
-  newparam(:name, :namevar => true) do
-    desc "The name of the project."
-  end
-
-  newparam(:owner) do
-    desc "Owner of this project. *This is only set on project creation*"
-  end
-
-  # newproperty(:owner) - this needs to be a property
-
-  autorequire(:nova_admin) do
-    [self[:owner]]
-  end
-
-end