Removes store logic from windowActions

[NejcZdovc]

• Submitted a ticket for my issue if one did not already exist.
• Used Github auto-closing keywords in the commit message.
• Added/updated tests for this change (for new code or code which already has tests).
• Ran git rebase -i to squash commits (if needed).

Resolves #8380

Auditors: @bsclifton

Test Plan:

1. tests should be green
2. mute a tab (click on a volume icon in a tab that is playing some music)
3. mute a tab (right click on a tab and select it from the context menu)
4. mute other tabs (right click on a tab and select it from the context menu)
5. mute/un-mute whole tab page (right click on a tab page and select it from the context menu)

[bsclifton]

Changes look good! Manually tested and steps worked as described. Nice cleanup 😄