DevOps-Cheatsheet: Add Infrastructure Management Cheatsheets for Ansible, Chef, Puppet, and Terraform

- Created Ansible.md with installation, ad-hoc commands, playbooks, and best practices.
- Created Chef.md covering key concepts, commands, recipes, and advanced features.
- Created Puppet.md detailing commands, manifests, modules, and advanced usage.
- Created Terraform.md with commands, configuration management, and best practices.
- Updated README.md to include new Infrastructure Management section and links to the cheatsheets.

Signed-off-by: NotHarshhaa <[email protected]>

Author: NotHarshhaa

Cloud/Terraform.md renamed to Cloud/Terraform-on-AWS.md

@@ -1,6 +1,6 @@
-# Terraform Cheatsheet
+# Terraform on AWS Cheatsheet
 
-![text](https://imgur.com/FwmjyK1.png)
+![text](https://stratusgrid.com/hubfs/AWS%20Configuration%20Recorder%20Module%20on%20Terraform.webp)
 
 #### **1. Introduction to Terraform**