Feature: Improved shell extension loading

[hishitetsu]

It loads main menu first, then loads Open with submenu, Send to submenu and other submenus in order.

Resolved / Related Issues

• Were these changes approved in an issue or discussion with the project maintainers? In order to prevent extra work, feature requests and changes to the codebase must be approved before the pull request will be reviewed. This prevents extra work for the contributors and maintainers.
  Closes Feature: Improve shell extension loading performance #11882

Validation
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• Did you build the app and test your changes?
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• Did you remove any strings from the en-us resource file?
  • Did you search the solution to see if the string is still being used?
• Did you implement any design changes to an existing feature?
  • Was this change approved?
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GIF (2.4.60 is light, this PR is dark)

[yaira2]

Right clicking a folder with media files is causing the window to become unresponsive

[lukeblevins]

Looks good! We just need to rename that method since it's async now

[hishitetsu]

Right clicking a folder with media files is causing the window to become unresponsive

In my environment, I can right-click a folder with some screenshots normally.
Doesn't it become unresponsive in 2.4.60?

[yaira2]

In my environment, I can right-click a folder with some screenshots normally.

Can you try with music files?

Doesn't it become unresponsive in 2.4.60?

It works fine in v2.4.60 but perhaps that's because it's in release mode.

[hishitetsu]

Can you try with music files?

It works fine for me.

[yaira2]

LGTM