Update README.md to remove build badges

One badge is broken and the other relates to terraform which really isn't that interesting to 99% of people.  Removing the badges as they are not relevant and we get alerts anyway.

README.md

@@ -1,7 +1,3 @@
-[![Docker Image CI](https://github.com/DFE-Digital/childrens-social-care-cpd/actions/workflows/docker-image.yml/badge.svg)](https://github.com/DFE-Digital/childrens-social-care-cpd/actions/workflows/docker-image.yml)
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-[![Terraform](https://github.com/DFE-Digital/childrens-social-care-cpd/actions/workflows/terraform.yml/badge.svg)](https://github.com/DFE-Digital/childrens-social-care-cpd/actions/workflows/terraform.yml)
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 # childrens-social-care-cpd
 
 This repository contains the code needed to host the Social Workforce career progression service. This service helps workers in this profession to easily find information about the pathways to further their career