AEA-3677 Deploy basic stack for CI and release builds (#25)

## Summary

🎫 [AEA-3677](https://nhsd-jira.digital.nhs.uk/browse/AEA-3677) deploy
basic stack for CI and release builds of the Clinical Prescription
Tracker API

- 🤖 Operational or Infrastructure Change

### Details

Deploy basic stack for CI and release builds

.github/workflows/pull_request.yml

@@ -64,7 +64,7 @@ jobs:
       ENABLE_MUTUAL_TLS: false
       DEPLOY_SANDBOX: false
       BUILD_ARTIFACT: packaged_code
-      TRUSTSTORE_FILE: truststore.pem
+      TRUSTSTORE_FILE: clinical-tracker-truststore.pem
       VERSION_NUMBER: PR-${{ needs.get_issue_number.outputs.issue_number }}
       COMMIT_ID: ${{ needs.get_commit_id.outputs.commit_id }}
       LOG_LEVEL: DEBUG
@@ -83,7 +83,7 @@ jobs:
       ENABLE_MUTUAL_TLS: false
       DEPLOY_SANDBOX: true
       BUILD_ARTIFACT: packaged_sandbox_code
-      TRUSTSTORE_FILE: sandbox-truststore.pem
+      TRUSTSTORE_FILE: clinical-tracker-sandbox-truststore.pem
       VERSION_NUMBER: PR-${{ needs.get_issue_number.outputs.issue_number }}
       COMMIT_ID: ${{ needs.get_commit_id.outputs.commit_id }}
       LOG_LEVEL: DEBUG