Fix: [AEA-0000] - pass enable backups to sam template (#2289)

## Summary

- Routine Change

### Details

- correctly pass enable backups to sam templates

Author: anthony-nhs

.github/scripts/release_code.sh

@@ -70,4 +70,5 @@ sam deploy \
             BlockedSiteODSCodesValue="$BLOCKED_SITE_ODS_CODES" \
             NotifyRoutingPlanIDValue="$NOTIFY_ROUTING_PLAN_ID" \
             NotifyAPIBaseURLValue="$NOTIFY_API_BASE_URL" \
-            RequireApplicationName="$REQUIRE_APPLICATION_NAME"
+            RequireApplicationName="$REQUIRE_APPLICATION_NAME" \
+            EnableBackup="$ENABLE_BACKUP"