chore(tooling): Add clang-format

[krystofwoldrich]

📢 Type of change

• Bugfix
• New feature
• Enhancement
• Refactoring

📜 Description

This PR adds clang-format to yarn lint and yarn fix commands.

First commit adds the formatter.
Second commit changes are from the formatter.

Clang config file is copied from sentry-cocoa as that already uses the formatter. And it's similar mobile code base.

💡 Motivation and Context

There are over 70 clang file in the repository.

💚 How did you test it?

ci, locally

📝 Checklist

• I reviewed submitted code
• I added tests to verify changes
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled
• All tests passing
• No breaking changes

#skip-changelog

[antonis]

LGTM 🚀
Thank you for improving our tooling @krystofwoldrich 🙇

Only added a suggestion on an extra folder that can be ignored.