fix: limit input of table name and add autofocus

[Lucaslgd02]

Describe your changes

Limit the length of the table name and add autofocus, so the user doesn't have to click on the input after clicking on the edit button

How to test the feature

1. Go to the POS
2. Go in TablesView
3. Try to modify the name of a table

Issue ticket number and link

Closes #219

Checklist before requesting a review

• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have performed a self-review of my code
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Documentation has been updated as required
  If a single item in this checklist is not checked, the pull request cannot be accepted