Add links to API Testing and Test Automation blogs

[mfaisalkhatri]

• How to perform End to End API Testing using Playwright with Java and TestNG
• End to End API Testing using rest-assured
• Learn API Testing using Rest-Assured | Tutorial | Part 1
• Learn API Testing using Rest-Assured | Part 2 | Code Cleanup and Refactoring | Tutorial
• Curated lists of all Free learning recources for Software Test Automation Engineer