feat: support RN 0.85

[artus9033]

Summary

This PR upgrades RNApp to RN 0.85 to obtain the fix for facebook/react-native#55601. The backport of the fix for RN 0.82 has been sitting in the backlog for some time, apparently not prioritized at the moment.

Docs' RN version support matrix is also updated, additionally a support table for Expo has been added.

Test plan

CI green.

[Copilot]

Pull request overview

Upgrades the apps/RNApp workspace to React Native 0.85.0 (and aligned React/tooling versions) to pick up the upstream fix referenced in the PR description.

Changes:

• Bump react-native to 0.85.0 and update related RN tooling dependencies (CLI, Metro, presets, etc.).
• Update Android Gradle wrapper/scripts and Gradle distribution version.
• Add RN Jest preset config and adjust iOS iPad supported orientations.

Reviewed changes

Copilot reviewed 8 out of 9 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
yarn.lock	Lockfile updates reflecting RN 0.85 / React 19.2.x dependency graph changes.
apps/RNApp/package.json	Updates RNApp runtime + dev dependency versions; adjusts Node engine requirement.
apps/RNApp/jest.config.js	Adds Jest config using @react-native/jest-preset.
apps/RNApp/ios/RNApp/Info.plist	Adds iPad-specific supported orientation list.
apps/RNApp/android/gradlew.bat	Adjusts Windows Gradle wrapper invocation to use -jar.
apps/RNApp/android/gradlew	Adjusts POSIX Gradle wrapper invocation to use -jar.
apps/RNApp/android/gradle/wrapper/gradle-wrapper.properties	Updates Gradle distribution URL/version.
apps/RNApp/android/app/build.gradle	Updates React Gradle config comment regarding debuggable variants.

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