feat: Add braze 12

[denischilik]

Background

• Fixed copy of Braze-12

What Has Changed

• Location support was removed
• Ref to workstation branch
• Cleanup Kit structure
• Move tests to SPM
• Create Test apps

Screenshots/Video

• {Include any screenshots or video demonstrating the new feature or fix, if applicable}

Checklist

• I have performed a self-review of my own code.
• I have made corresponding changes to the documentation.
• I have added tests that prove my fix is effective or that my feature works.
• I have tested this locally.

Additional Notes

• Going to rename all appboy to braze in scope of next PR to keep it separated

Reference Issue (For employees only. Ignore if you are an outside contributor)

• Closes https://go/j/943

[github-actions]

📦 SDK Size Impact Report

Measures how much the SDK adds to an app's size (with-SDK minus without-SDK).

Metric	Target Branch	This PR	Change
App Bundle Impact	1.63 MB	1.63 MB	+N/A
Executable Impact	896 bytes	896 bytes	+N/A
XCFramework Size	5.44 MB	5.44 MB	+N/A

➡️ SDK size impact change is minimal.

Raw measurements

Target branch (workstation/9.0-Release):

{"baseline_app_size_kb":84,"baseline_executable_size_bytes":75464,"with_sdk_app_size_kb":1756,"with_sdk_executable_size_bytes":76360,"sdk_impact_kb":1672,"sdk_executable_impact_bytes":896,"xcframework_size_kb":5568}

This PR:

{"baseline_app_size_kb":84,"baseline_executable_size_bytes":75464,"with_sdk_app_size_kb":1756,"with_sdk_executable_size_bytes":76360,"sdk_impact_kb":1672,"sdk_executable_impact_bytes":896,"xcframework_size_kb":5568}

[jamesnrokt]

Left some notes for future work and things we need to clarify. For POC this looks fine