`Failed to save tests report` error after Git dialog

[alisevych]

Description

If the project has git versioning, user is prompted to add test class to git or not.
If user has not reacted quickly (within ~3 minutes) - Failed to save tests report error dialog is displayed.

To Reproduce

1. Install UnitTestBot plugin built from main in IntelliJ IDEA 2023.1.3
2. Open a project with git versioning
3. Delete target test class if present
4. Generate tests for a class
5. Wait Add File to Git dialog is displayed
6. Leave it opened for 3+ minutes
7. Select Add/Cancel

Expected behavior

SARIF reports are saved without error.

Actual behavior

Failed to save tests report error dialog is displayed.
SARIF report is saved.

Screenshots, logs

Environment

Project with git versioning

Additional context

Initial bug:

• Server.EngineProcessModel.generateTestReport is not bound to a protocol #1183