chore: update Customer.io native SDKs (iOS 4.1.0, Android 4.15.0)

[github-actions]

Summary

Automated update of Customer.io native SDK dependencies:

• iOS SDK: 4.0.0 → 4.1.0 (Release Notes)

Key Changes

iOS SDK 4.1.0

4.1.0 (2026-01-13)

Features

• In-app messages now support SSE (Server-Sent Events) as an alternative to polling, reducing latency and improving message delivery efficiency (#975) (c8345c5)

• Android SDK: 4.14.0 → 4.15.0 (Release Notes)

Android SDK 4.15.0

4.15.0 (2026-01-13)

Features

• In-app messages now support SSE (Server-Sent Events) as an alternative to polling, reducing latency and improving message delivery efficiency (#636) (6cba369)

Testing

• ✅ TypeScript compilation passed
• ✅ ESLint checks passed
• ✅ Dependencies installed successfully
• ✅ React Native package builds successfully

Files Updated

• • Updated to
• • Updated to

Migration Notes

This update maintains API compatibility. The React Native wrapper uses the same public API surface, but benefits from bug fixes and improvements in the underlying native SDKs. Please test your integration thoroughly and review the release notes linked above for any specific changes that might affect your implementation.

---

🤖 This PR was automatically generated and tested

---

Note

Updates underlying native SDK versions used by the React Native wrapper.

• Bumps iOS SDK version in package.json from 4.0.0 to 4.1.0
• Bumps Android SDK version in android/gradle.properties from 4.14.0 to 4.15.0

^{Written by Cursor Bugbot for commit a6ed6ac. This will update automatically on new commits. Configure here.}

[mahmoud-elmorabea]

Already done in #555