fix(windows): suppress repeated Xbox input reports

[ReenigneArcher]

Description

Avoid resubmitting unchanged Xbox One and Series states so held shoulder buttons remain continuous for raw HID consumers while preserving real input transitions.

Screenshot

Issues Fixed or Closed

• Resolves Gamepad LB/RB repeat-fire while held after libvirtualhid migration; Xbox 360 profile produces no controller Sunshine#5670

Roadmap Issues

Type of Change

• feat: New feature (non-breaking change which adds functionality)
• fix: Bug fix (non-breaking change which fixes an issue)
• docs: Documentation only changes
• style: Changes that do not affect the meaning of the code (white-space, formatting, missing semicolons, etc.)
• refactor: Code change that neither fixes a bug nor adds a feature
• perf: Code change that improves performance
• test: Adding missing tests or correcting existing tests
• build: Changes that affect the build system or external dependencies
• ci: Changes to CI configuration files and scripts
• chore: Other changes that don't modify src or test files
• revert: Reverts a previous commit
• BREAKING CHANGE: Introduces a breaking change (can be combined with any type above)

Checklist

• Code follows the style guidelines of this project
• Code has been self-reviewed
• Code has been commented, particularly in hard-to-understand areas
• Code docstring/documentation-blocks for new or existing methods/components have been added or updated
• Unit tests have been added or updated for any new or modified functionality

AI Usage

See our AI usage policy.

• None: No AI tools were used in creating this PR
• Light: AI provided minor assistance (formatting, simple suggestions)
• Moderate: AI helped with code generation or debugging specific parts
• Heavy: AI generated most or all of the code changes

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.53%. Comparing base (083e64b) to head (72ec1f8).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #138      +/-   ##
==========================================
+ Coverage   73.45%   73.53%   +0.07%     
==========================================
  Files          34       34              
  Lines        9305     9317      +12     
  Branches     3471     3480       +9     
==========================================
+ Hits         6835     6851      +16     
+ Misses       2134     2081      -53     
- Partials      336      385      +49     

Flag	Coverage Δ
FreeBSD	52.03% <ø> (ø)
Linux-Clang	55.11% <ø> (ø)
Linux-GCC	65.93% <ø> (ø)
Windows-MSVC	88.42% <100.00%> (+0.10%)	⬆️
Windows-MinGW-UCRT64	63.07% <91.66%> (+0.09%)	⬆️
macOS	48.66% <ø> (ø)

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

Files with missing lines	Coverage Δ
src/platform/windows/windows_backend.cpp	83.03% <100.00%> (+0.13%)	⬆️

... and 12 files with indirect coverage changes

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