Support Strict Concurrency

[Supereg]

Support Strict Concurrency

♻️ Current situation & Problem

This PR adds compatibility with Swift 6. Only minor changes were required.

⚙️ Release Notes

• Compatibility with Swift 6.

📚 Documentation

We improved some of the documentations reducing the amount of links within the brief documentation line.

✅ Testing

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📝 Code of Conduct & Contributing Guidelines

By submitting creating this pull request, you agree to follow our Code of Conduct and Contributing Guidelines:

• I agree to follow the Code of Conduct and Contributing Guidelines.

[PSchmiedmayer]

Thank you @Supereg; looks great!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.69%. Comparing base (f0e815e) to head (735d13f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #27   +/-   ##
=======================================
  Coverage   78.69%   78.69%           
=======================================
  Files           4        4           
  Lines         319      319           
=======================================
  Hits          251      251           
  Misses         68       68           

Files	Coverage Δ
...urces/SpeziContact/Contact Views/ContactView.swift	78.14% <ø> (ø)
...rces/SpeziContact/Contact Views/ContactsList.swift	52.00% <ø> (ø)
Sources/SpeziContact/Models/Contact.swift	100.00% <ø> (ø)
Sources/SpeziContact/Models/ContactOption.swift	86.96% <100.00%> (ø)

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