chore: Add workspace callout to PR template for updating env vars

Author: Samuel Berin

.github/pull_request_template.md

@@ -34,5 +34,5 @@ This pull request resolves [#0000](https://dev.azure.com/NJInnovation/Business%2
 - [ ] If I added/updated any values in `userData` (including `profileData`, `formationData` etc), then I added a new migration file
 - [ ] I have checked for and removed instances of unused config from CMS
 - [ ] If I added any new collections to the CMS config, then I updated the search tool and `cmsCollections.ts` (see CMS Additions in Engineering Reference/FAQ on the engineering documentation site)
-- [ ] I have updated relevant `.env` values in both `.env-template` and in Bitwarden
+- [ ] I have updated relevant `.env` values in `.env-template`, in Bitwarden, and in our workspaces
 - [ ] I have added the `request-reviewer` tag on github to request reviews