UefiHidDxeV2: Fix Keyboard LED Sync Issue

[wenbhou]

Description

Fixes #642

Current UefiHidDxeV2 is unable to sync the keyboard LED state from the integrated keyboard to external USB keyboards connected to a laptop, resulting in a poor user experience.
This change aims to fix this issue to ensure the keyboard LED state can sync between the integrated keyboard and external USB keyboards.

• Impacts functionality?
• Impacts security?
• Breaking change?
• Includes tests?
• Includes documentation?
• Backport to release branch?

How This Was Tested

Tested on the Laptop, the keyboard LED state can sync between the integrated keyboard and external USB keyboards.

Integration Instructions

N/A

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 11.59%. Comparing base (1f14573) to head (546b022).

Additional details and impacted files

@@             Coverage Diff             @@
##           dev/202405     #641   +/-   ##
===========================================
  Coverage       11.59%   11.59%           
===========================================
  Files             132      132           
  Lines           21558    21558           
  Branches         2546     2546           
===========================================
  Hits             2499     2499           
  Misses          19025    19025           
  Partials           34       34           

Flag	Coverage Δ
HidPkg	2.80% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.