Bookmarks shortcuts not working

[videosmith]

Bug Description
When activating a bookmark jump either via the keyboard shortcuts or on-screen icons, the script may move once, however subsequent attempts fail.

Steps to Reproduce

1. Create/import a script
2. Add bookmarks to the beginning word of each paragraph
3. Either in edit or prompt mode, invoke a keyboard shortcut or click on a bookmark icon
4. Attempts to navigate fail
5. Navigating via the bookmark list performs as expected.

Expected behavior
Should jump to expected bookmarks as v1.1/1.2

Screenshots (optional)

Device information

• QPrompt Version: 2.0.0 beta 7
• Operating System: Win 10 Pro 22H2

[Cuperino]

I probably messed this up while trying to implement #308...

[Cuperino]

I think this might've been a duplicate of #228.