Breaking! Tutorial state transition and asset

[susilnem]

Changes

• Add asset for project and tutorial
• Add validations checks for asset
• Different serializers for the tutorials for create and update
• Update test cases
• Add checks for the status validations

This PR doesn't introduce any:

• temporary files, auto-generated files or secret keys
• n+1 queries
• flake8 issues
• print
• typos
• unwanted comments

This PR contains valid:

• tests
• permission checks (tests here too)
• translations

[codecov]

Codecov Report

❌ Patch coverage is 88.00000% with 21 lines in your changes missing coverage. Please review.
✅ Project coverage is 81.69%. Comparing base (832e743) to head (cc25d41).
⚠️ Report is 12 commits behind head on develop.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
apps/common/models.py	81.81%	7 Missing and 1 partial ⚠️
apps/common/serializers.py	68.00%	4 Missing and 4 partials ⚠️
apps/tutorial/serializers.py	80.00%	3 Missing and 1 partial ⚠️
apps/tutorial/models.py	88.88%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop      #68      +/-   ##
===========================================
- Coverage    81.80%   81.69%   -0.12%     
===========================================
  Files          145      145              
  Lines         5930     6020      +90     
  Branches       515      521       +6     
===========================================
+ Hits          4851     4918      +67     
- Misses         905      927      +22     
- Partials       174      175       +1     

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[tnagorra]

@frozenhelium We need to also work on the frontend before we can merge this.
This will impact how we create and edit tutorial.