fixed canvas

[electro199]

Description

Fix bug causing text causing line to get cut on video in storymodemethod==1

Now using Current video size for canvas

Issue Fixes

None

Checklist:

• [x] I am pushing changes to the develop branch
• [x] I am using the recommended development environment
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have formatted and linted my code using python-black and pylint
• [x] I have cleaned up unnecessary files
• [x] My changes generate no new warnings
• [x] My changes follow the existing code-style
• [x] My changes are relevant to the project

Any other information (e.g how to test the changes)

None