Add aliases for git worktree

[amno1]

Description

Nothing special, just adds four aliases for git worktree.

Motivation and Context

Saves some typing.

How Has This Been Tested?

I have run the provided unit tests in bash-it, and run them in my own shell.

Screenshots (if appropriate):

No screenshots.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• [x ] New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ x] My code follows the code style of this project.
• If my change requires a change to the documentation, I have updated the documentation accordingly.
• [ x] I have read the CONTRIBUTING document.
• If I have added a new file, I also added it to clean_files.txt and formatted it using lint_clean_files.sh.
• I have added tests to cover my changes, and all the new and existing tests pass.

I don't think this change needs documentation nor extra unit tests, no nothing more has been added.

[seefood]

Oh cool! I forgot this feature existed :-)