Fix Google Docs Integration

[engelhartrueben]

Fixes # (issue)

Fixed google docs integration to store script in db.

Description

Fixed indexing error for Interaction Steps. Adjusted documentation to be in line with new changes to Google API. Fixed minor typo.

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Checklist:

• [x] I have manually tested my changes on desktop and mobile
• [x] The test suite passes locally with my changes
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• [x] I have added tests that prove my fix is effective or that my feature works
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