Create function for Watercolor effect

[apekshamanchanda]

Resource : https://towardsdatascience.com/painting-and-sketching-with-opencv-in-python-4293026d78b

Add the code in the effects.py file , a function called watercolor has already been created there, edit that function to render the effect on the frame by referring to the above resource.

[webdesign4u-html5]

Akansha