test: add e2e tests for synchronous response and durability

[RonenMars]

Description

New E2E Test Suite: triggerSyncResponse.spec.ts

Comprehensive test coverage including:

• ✅ Create trigger with Synchronous Response enabled/disabled
• ✅ Modify trigger to enable/disable Synchronous Response
• ✅ State persistence after navigation
• ✅ Compatibility with Durability toggle
• ✅ Edit mode visibility
• ✅ Active deployment preservation
• ✅ Description visibility

Test Improvements

• Extracted acknowledgeDeploymentWarning() helper function to project.ts

Linear Ticket

What type of PR is this? (check all applicable)

• 💡 (feat) - A new feature (non-breaking change which adds functionality)
• 🔄 (refactor) - Code Refactoring - A code change that neither fixes a bug nor adds a feature
• 🐞 (fix) - Bug Fix (non-breaking change which fixes an issue)
• 🏎 (perf) - Optimization
• 📄 (docs) - Documentation - Documentation only changes
• 📄 (test) - Tests - Adding missing tests or correcting existing tests
• ⚙️ (ci) - Continuous Integrations - Changes to our CI configuration files and scripts (example scopes: Travis, Circle, BrowserStack, SauceLabs)
• ☑️ (chore) - Chores - Other changes that don't modify src or test files
• ↩️ (revert) - Reverts - Reverts a previous commit(s).