fix: Rename Terraform PR Checks to Plan Difference Checks

Author: dverma-cd

README.md

@@ -197,7 +197,7 @@ Above example is just a simple example to call workflow from github shared workf
 - [Terraform Drift Workflow](./docs/tf-drift.md)
 - [Terraform Lint Workflow](./docs/tf-lint.md)
 - [Terraform Monorepo Tag Release Workflow](./docs/tf-monorepo-tag-release.md)
-- [Terraform PR Checks Workflow](./docs/tf-pr-checks.md)
+- [Terraform Plan Difference Checks Workflow](./docs/tf-diff-checks.md)
 - [Terraform Smurf Workflow](./docs/tf-smurf.md)
 - [Terraform Workflow](./docs/tf-workflow.md)
 
@@ -370,4 +370,4 @@ At [CloudDrove][website], has extensive experience in designing, building & migr
   [linkedin]: https://cpco.io/linkedin
   [twitter]: https://twitter.com/clouddrove/
   [email]: https://clouddrove.com/contact-us.html
-  [terraform_modules]: https://github.com/clouddrove?utf8=%E2%9C%93&q=terraform-&type=&language=
+  [terraform_modules]: https://github.com/clouddrove?utf8=%E2%9C%93&q=terraform-&type=&language=