Add Fuzzing (#1494)

Co-authored-by: Sindre Sorhus <sindresorhus@gmail.com>

readme.md

@@ -456,6 +456,7 @@
 - [Web Security](https://github.com/qazbnm456/awesome-web-security#readme) - Security of web apps & services.
 - [Lockpicking](https://github.com/meitar/awesome-lockpicking#readme) - The art of unlocking a lock by manipulating its components without the key.
 - [Cybersecurity Blue Team](https://github.com/meitar/awesome-cybersecurity-blueteam#readme) - Groups of individuals who identify security flaws in information technology systems.
+- [Fuzzing](https://github.com/cpuu/awesome-fuzzing#readme) - Automated software testing technique that involves feeding pseudo-randomly generated input data.
 
 
 ## Content Management Systems