Simple captions in Latex and table labels.

[jiboncom]

Summary

Improved as_latex() output to allow the use of labels for in-text references to the tables created using great_tables and to delegate more to the document formatting unless explicitly needed.

The following table:

Results in

Related GitHub Issues and PRs

• Ref: [latex] Better caption and add label functionality #646

Checklist

• I understand and agree to the Code of Conduct.
• [ X] I have followed the Style Guide for Python Code as best as possible for the submitted code.
• I have added pytest unit tests for any new functionality.