Add PCI review checklist to PR template (#2912)

Author: alex-ju

.github/pull_request_template.md

@@ -20,9 +20,22 @@ Figma file: [if it applies]
 
 ***
 
-### 👀 Component checklist
+### :eyes: Component checklist
 
 - [ ] Percy was checked for any visual regression
 - [ ] A changelog entry was added via [Changesets](https://github.com/changesets/changesets) if needed (see [templates here](https://hashicorp.atlassian.net/wiki/spaces/HDS/pages/3243114706/Changelog+authoring+best+practices#Templates))
 
 :speech_balloon: Please consider using [conventional comments](https://conventionalcomments.org/) when reviewing this PR.
+
+<details>
+
+<summary>:clipboard: PCI review checklist</summary>
+
+<!-- heimdall_github_prtemplate:grc-pci_dss-2024-01-05 -->
+- [ ] If applicable, I've documented a plan to revert these changes if they require more than reverting the pull request.
+- [ ] If applicable, I've worked with GRC to document the impact of any changes to security controls.
+  Examples of changes to controls include access controls, encryption, logging, etc.
+- [ ] If applicable, I've worked with GRC to ensure compliance due to a significant change to the in-scope PCI environment.
+  Examples include changes to operating systems, ports, protocols, services, cryptography-related components, PII processing code, etc.
+
+</details>