feat: enable hotkey drop down for KVM

[rsdmike]

#1391

PR Checklist

• Unit Tests have been added for new changes
• API tests have been updated if applicable
• All commented code has been removed
• If you've added a dependency, you've ensured license is compatible with Apache 2.0 and clearly outlined the added dependency.

What are you changing?

Anything the reviewer should know when reviewing this PR?

If the there are associated PRs in other repositories, please link them here (i.e. device-management-toolkit/repo#365 )

[Copilot]

Pull Request Overview

This PR enables hotkey dropdown functionality for KVM by converting EventEmitter properties to signals and adding a hotkey selection interface. The changes modernize the component communication pattern while adding new KVM hotkey capabilities.

• Converts EventEmitter outputs to signals in both SOL and KVM components
• Adds hotkey dropdown with predefined Windows and system hotkeys for KVM
• Updates the UI toolkit dependency to version 10.1.0

Reviewed Changes

Copilot reviewed 5 out of 6 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/app/devices/sol/sol.component.ts	Converts deviceConnection from EventEmitter to signal
src/app/devices/sol/sol.component.html	Updates template to use signal syntax for deviceConnection
src/app/devices/kvm/kvm.component.ts	Converts multiple EventEmitters to signals and adds hotkey functionality
src/app/devices/kvm/kvm.component.html	Adds hotkey dropdown UI and updates template to use signal syntax
package.json	Updates UI toolkit dependency to version 10.1.0

Comments suppressed due to low confidence (1)

src/app/devices/kvm/kvm.component.ts:87

• The type 'any' is too generic for hotKeySignal. Consider using a more specific type like 'string | null' since the hotkey values are strings.

  public hotKeySignal = signal<any>(null)

[RosieAMT]

🎉 This PR is included in version 3.40.0 🎉

The release is available on:

• GitHub release
• v3.40.0

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