Not getting switch when selecting not gate

[Palaksharma23]

Describe the bug

On selecting not gate the switch disappears

A clear and concise description of what the bug is.

To Reproduce

Steps to reproduce the behavior:

1. Go to 'Binary Algebra'
2. Click on 'Boolean Algebra'
3. Scroll down to 'Click on gate to toggle between other gates'
4. See error

Expected behavior

It should also have switch just like other gates have

Desktop (please complete the following information):

OS = Windows 10
Browser = Chrome

Are you working on this issue ?

Yes , i am working on this issue , will raise a pr soon .

[manjotsidhu]

Linked to #556