Keyboard nav emitting extra marker move event

[alschmiedt]

Describe the bug An extra marker move event is getting emitted when a block is inserted from the flyout.

To Reproduce

Steps to reproduce the behavior:

1. Enter keyboard navigation mode (ctrl + shift + k)
2. Go to the toolbox (T)
3. Insert a block (Enter)
4. Notice that an extra move event has been created.

Expected behavior

Screenshots

Desktop (please complete the following information):

Smartphone (please complete the following information):

Stack Traces

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Additional context