feat: add ams-file-input tokens

[Rozerinay]

Met deze PR voegen we de volgende design tokens toe voor de File Input component van Amsterdam voor het Start-thema:

• ams.file-input.background-color
• ams.file-input.border-color
• ams.file-input.border-style
• ams.file-input.border-width
• ams.file-input.color
• ams.file-input.cursor
• ams.file-input.outline-offset
• ams.file-input.disabled.color
• ams.file-input.disabled.cursor
• ams.file-input.font-family
• ams.file-input.font-size
• ams.file-input.font-weight
• ams.file-input.line-height
• ams.file-input.padding-block
• ams.file-input.padding-inline
• ams.file-input.button.background-color
• ams.file-input.button.border-color
• ams.file-input.button.border-style
• ams.file-input.button.border-width
• ams.file-input.button.color
• ams.file-input.button.cursor
• ams.file-input.button.line-height
• ams.file-input.button.margin-inline-end
• ams.file-input.button.padding-block
• ams.file-input.button.padding-inline
• ams.file-input.button.disabled.color
• ams.file-input.button.disabled.cursor
• ams.file-input.button.hover.box-shadow
• ams.file-input.button.hover.color

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Project	Deployment	Preview	Comments	Updated (UTC)
themes	Ready	Preview	Comment	Dec 8, 2025 4:14pm

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.51%. Comparing base (dd1c418) to head (3bf9c92).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1257   +/-   ##
=======================================
  Coverage   89.51%   89.51%           
=======================================
  Files          19       19           
  Lines        1392     1392           
  Branches      181      181           
=======================================
  Hits         1246     1246           
  Misses        145      145           
  Partials        1        1           

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[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

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