🎛️ Techdebt/test xcode cloud

[kcw-grunt]

📱 Description

This PR addresses technical debt by improving Xcode Cloud test compatibility and CI/CD reliability. It adds early exit handling in AppDelegate for unit test environments, refactors Firebase configuration setup to be more robust in CI/test scenarios, removes a flaky async test, and updates test plans and CI scripts to support Xcode Cloud pipelines.

🤖 _Auto-generated by Claude

Platform

• iOS

🎯 Type of Change

• 🐛 Bug fix
• ✨ New feature
• 🔧 Refactoring (code change that neither fixes a bug nor adds a feature)
• 📚 Documentation update
• 🎨 UI/UX improvement
• ⚡ Performance improvement
• 🧪 Test addition or improvement
• ⚙️ CI/CD change

📋 Changes

New Components Added

• None

Modifications

• AppDelegate.swift: Added IS_RUNNING_UNIT_TESTS environment check for early return; reorganized Firebase initialization order and improved stub configuration with bundleID parameter for test environments; disabled Crashlytics collection in non-production paths
• SceneTests.swift: Removed flaky async test testDidMoveToView_CallsMakeDot() that used DispatchQueue timing and was prone to race conditions
• brainwalletUnitTests.xctestplan: Updated test plan configuration for Xcode Cloud compatibility
• brainwallet.xcscheme & brainwallet-Dutch.xcscheme: Updated scheme configurations for CI/test execution
• project.pbxproj: Updated Xcode project file to reflect scheme and test plan changes
• Localizable.xcstrings: String localization updates
• ci_scripts/ci_post_xcodebuild.sh: Added post-build CI script for Xcode Cloud pipeline

Removals

• SceneTests.swift: Removed testDidMoveToView_CallsMakeDot() test method (flaky async test relying on timing)

📊 Statistics

• Additions: 158 lines
• Deletions: 44 lines
• Files Changed: 8
• Commits: 5

🔗 Related Issues

• Fixes #
• Related to #

🧪 Tests Status

• Tests ran successfully locally?
• Added or updated unit tests?
• Added or updated UI tests?
• Code coverage percentage of the codebase: __%

📸 Screenshots/Videos

Before	After
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🎯 Reviewers

@kcw-grunt

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Draft Status: This PR is currently in draft mode and ready for review feedback.