Avoid Module creation for Constant Gate scenarios

[mjayasim9]

Description & Motivation

#429

Related Issue(s)

#429

Testing

Added test cases to check if the result of '&', '|' and '~' operations are as expected for constant input scenarios.

Backwards-compatibility

Is this a breaking change that will not be backwards-compatible? If yes, how so?

No.

Documentation

Does the change require any updates to documentation? If so, where? Are they included?

No.