Add Fuzz-testing

[harshitasao]

Is your feature request related to a problem? Please describe.
Fuzz testing or Fuzzing is a Black Box software testing technique, which basically consists in finding implementation bugs using malformed/semi-malformed data injection in an automated fashion.

Part of #6165

Describe the solution you'd like
Integrate the project with OSS-Fuzz by following the instructions here.

Describe alternatives you've considered
None

Additional context
Maintainers help is highly appreciated. For example, helping in identifying the components where fuzz testing will be added.