provider/openstack: 409 Response on Pool Create (#13074)
provider/openstack: 409 Response on Pool Create (#13074)

This commit accounts for a 409 response when a LBaaS v2 pool is
being created. Rather than error out, this should be considered a
pending state.
haxorof/terraform-provider-openstack,haxorof/terraform-provider-openstack,haxorof/terraform-provider-openstack