Add sidebar collapse button to sidebar while viewing the tags list

[robbawebba]

Description

The sidebar contains a button to collapse the sidebar, but it is only visible when viewing the list of storages and notes. If the user is currently viewing the list of tags, the sidebar collapse button is not visible:

Notes view has always shown the sidebar collapse button:

The tags list now renders the sidebar collapse button as well:

Issue fixed

Fixes #2097

Type of changes

• 🔘 Bug fix (Change that fixed an issue)
• ⚪ Breaking change (Change that can cause existing functionality to change)
• ⚪ Improvement (Change that improves the code. Maybe performance or development improvement)
• ⚪ Feature (Change that adds new functionality)
• ⚪ Documentation change (Change that modifies documentation. Maybe typo fixes)

Checklist:

• 🔘 My code follows the project code style
• ⚪ I have written test for my code and it has been tested
• 🔘 All existing tests have been passed
• 🔘 I have attached a screenshot/video to visualize my change if possible

[Flexo013]

Thanks for your contribution! This PR will be reviewed by @ZeroX-DG or @Rokt33r.

[ZeroX-DG]

LGTM 🎉