chore: change webpki-roots exception license to CDLA

[gruebel]

Changes

• webpki-roots was updated and has now the CDLA license

Merge requirement checklist

• CONTRIBUTING guidelines followed
• Unit tests added/updated (if applicable)
• Appropriate CHANGELOG.md files updated for non-trivial, user-facing changes
• Changes in public API reviewed (if applicable)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.3%. Comparing base (9dc727e) to head (032545a).
Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #2945   +/-   ##
=====================================
  Coverage   81.3%   81.3%           
=====================================
  Files        126     126           
  Lines      24251   24251           
=====================================
+ Hits       19732   19736    +4     
+ Misses      4519    4515    -4     

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