Creating a executable of ScanCode-toolkit

## Creating a executable of ScanCode-toolkit

## Possible Labels
- installation and packaging
- new feature

## Select Category
- [x] Enhancement
- [ ] Add License/Copyright
- [ ] Scan Feature
- [x] Packaging
- [ ] Documentation
- [ ] Expand Support
- [ ] Other

## **Describe the Update**
To run ScanCode independent of python environment. So we can eliminate the [prerequisites](https://scancode-toolkit.readthedocs.io/en/latest/getting-started/install.html#prerequisites).

## **How This Feature will help you/your organization**
It will help all.

## **Possible Solution/Implementation Details**
We can try to create ScanCode executable using pyinstaller.

## **Can you help with this Feature**
Difficult, I am new to Python. I will try it for myself, If I get positive results I will share and help further.