Chore: [AEA-0000] - change name used for file used for deployment history (#57)

## Summary

- Routine Change

### Details

- use _deployments.csv file for deployment history rather than
_releases.csv

Author: anthony-nhs

.github/workflows/sam_release_code.yml

@@ -149,10 +149,10 @@ jobs:
           NOW=$(date +'%Y-%m-%dT%H:%M:%S')
           echo "tag,release_datetime" > _data/${{ inputs.TARGET_ENVIRONMENT }}_latest.csv
           echo "${{ inputs.VERSION_NUMBER }},${NOW}" >> _data/${{ inputs.TARGET_ENVIRONMENT }}_latest.csv
-          echo "${{ inputs.VERSION_NUMBER }},${NOW}" >> _data/${{ inputs.TARGET_ENVIRONMENT }}_releases.csv
+          echo "${{ inputs.VERSION_NUMBER }},${NOW}" >> _data/${{ inputs.TARGET_ENVIRONMENT }}_deployments.csv
           git config user.name github-actions
           git config user.email github-actions@github.com
           git add _data/${{ inputs.TARGET_ENVIRONMENT }}_latest.csv
-          git add _data/${{ inputs.TARGET_ENVIRONMENT }}_releases.csv
+          git add _data/${{ inputs.TARGET_ENVIRONMENT }}_deployments.csv
           git commit -m 'update releases for ${{ inputs.TARGET_ENVIRONMENT }}'
           parallel --retries 10 --delay 3 ::: "git pull --rebase && git push"

README.md

@@ -213,7 +213,7 @@ A combination of these checks are also run in CI.
 ### Github pages
 
 We use github pages to display deployment information. The source for github pages is in the gh-pages branch.   
-As part of the ci and release workflows, the release tag (either the short commit SHA or release tag) is appended to _data/{environment}_releases.csv so we have a history of releases and replaced in _data/{environment}_latest.csv so we now what the latest released version is.   
+As part of the ci and release workflows, the release tag (either the short commit SHA or release tag) is appended to _data/{environment}_deployments.csv so we have a history of releases and replaced in _data/{environment}_latest.csv so we now what the latest released version is.   
 There are different makefile targets in this branch. These are
 - `run-jekyll` - runs the site locally so changes can be previewed during development
 - `sync-main` - syncs common files from main branch to gh-pages branch. You must commit and push after running this