fix: delete draft if empty when navigating away

[goga-m]

Summary

Closes https://app.clickup.com/t/86dqk1uey

Checklist

• I checked my UI changes against the design and there are no notable differences
• I checked my UI changes for any responsiveness issues
• I checked my (code) changes for obvious issues, debug statements and commented code
• I opened a corresponding card on Clickup for any remaining TODOs in my code
• I added a short description on how to test this PR (if necessary)
• I added a storybook entry for the component that was added (if necessary)
• Documentation (if necessary)
• Tests (if necessary)
• Ready to be merged

[alfonsobries]

seems that a new bug was introduced on this pr (i cant replicate the error in rc-0.11.9)

To test:

1. remove all drafts (this step may not be necessary but was my specific case)
2. create a new gallery and add nfts
3. see that draft saved
4. cancel and see that draft is not stored

Screen.Recording.2023-11-17.at.11.01.17.a.m.mov

[goga-m]

@alfonsobries it should be fixed now. Thanks 💯