fix: [ANDROAPP-6477] surround lateral menu navigation with async call

[xavimolloy]

This pull request includes several changes to improve the navigation and testing functionality in the MainActivity and related classes. The most important changes include adding a dispatcher provider to MainNavigator, refactoring the initialization of MainNavigator in MainActivity, and enhancing the MainRobot and MainTest classes for better test reliability.

Navigation Improvements:

• app/src/main/java/org/dhis2/usescases/main/MainNavigator.kt: Added a dispatcher provider to MainNavigator and refactored the transaction handling to use coroutines for better performance and readability. [1] [2] [3] [4]

Activity Initialization:

• app/src/main/java/org/dhis2/usescases/main/MainActivity.kt: Refactored the initialization of MainNavigator to use a dispatcher provider, improving the setup process and making it more flexible. [1] [2]

Testing Enhancements:

• app/src/androidTest/java/org/dhis2/usescases/main/MainRobot.kt: Added a wait condition to ensure the view is not empty before performing assertions, improving test reliability.
• app/src/androidTest/java/org/dhis2/usescases/main/MainTest.kt: Added a call to waitForIdle in the checkHomeScreenRecyclerviewHasElements method to ensure the UI is idle before running tests.

Description

Please include a summary of the change and include the related jira issue if it exists.

[ jira issue ](https://dhis2.atlassian.net/browse/ANDROAPP-

Solution description

If this PR is a fix include a brief description on how the issue is solved.

Covered unit test cases

Describe the tests that you ran to verify your changes.

Where did you test this issue?

• Smartphone Emulator
• Tablet Emulator
• Smartphone
• Tablet

Which Android versions did you test this issue?

• 4.4
• 5.X - 6.X
• 7.X
• 8.X
• 9.X - 10.X
• 11.X - 13.X
• Other

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud