🌟 Add channel share link

[oubchid]

Description

Be able to copy a public channel link to clipboard

Related Issue

#2029

Screenshots (if appropriate):

Types of changes

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

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added the Signed-off-by statement at the end of my commit message.

[RomaricMourgues]

@BenoitTallandier may be there could be a better place to put this new option in the menu ?

[RomaricMourgues]

@oubchid I propose to put it just under "Add to favorite".
Also I propose to put the name "Copy channel link" instead, it seems more accurate.