Fix the workflow execution order

[zglp]

Description

First execute workflow.RunAsync, then execute context.ProcessEvents.

Issue reference

We strive to have all PR being opened based on an issue, where the problem or feature have been discussed prior to implementation.

Please reference the issue this PR will close: #1683

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• Code compiles correctly
• Created/updated tests
• Extended the documentation

[WhitWaldo]

Looks great - thank you for putting this one together as well!

[marcduiker]

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