Bump swift-syntax to support 5.10

[Matejkob]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 98.37%. Comparing base (8ced7a5) to head (553584a).
Report is 1 commits behind head on main.

Files	Patch %	Lines
.../SpyableMacro/Diagnostics/SpyableNoteMessage.swift	0.00%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #88   +/-   ##
=======================================
  Coverage   98.36%   98.37%           
=======================================
  Files          18       18           
  Lines         736      740    +4     
=======================================
+ Hits          724      728    +4     
  Misses         12       12           

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