[BUG] No instance created on timeout

[MariusVuscanNx]

Description

Calling the /execute endpoint for a workflow that takes long and if a timeout occurs, the instance is not created/visible in the editor.

Steps to Reproduce

• Have a workflow that takes a lot of time to execute.
• Call the workflow and make sure that your http request will timeout after a few seconds.

3. Attachments:

4. Reproduction Rate: Indicate how often the bug occurs when following these steps (e.g., "every time", "intermittently: about 50% of the time"). Always

5. Video/Screenshots: Sometimes, complex behaviors are better shown than described. If you think a video or screenshots would help clarify the issue, please include them.

6. Additional Configuration:

Expected Behavior

• The instance should still be created/be visible in the editor. By visible I mean to have a record of that execution.

Actual Behavior

• No new instance is created in the list.

Environment

• Elsa Package Version: Specify the version. If you've cloned the repo, mention if you are using the latest source code from the main branch. - 3.1.1
• Operating System: Include your OS version (e.g., Windows 10, macOS Big Sur, Ubuntu 18.04). - Windows
• Browser and Version: If applicable, include your browser and version (e.g., Chrome 92). - Edge