PCI PR template update (#1280)

Author: phanidevavarapu

.github/PULL_REQUEST_TEMPLATE.md

@@ -26,3 +26,16 @@ $ make testacc TESTARGS='-run=TestAccXXX'
 
 ...
 ```
+## PCI review checklist
+
+<!-- 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.