Modify cf.tfstate to extract aws_route resources.
Modify cf.tfstate to extract aws_route resources.

This is to avoid the conflicts that arise from the change in the
previous commit.

This should be reverted once it's run everywhere.

alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf