📝 Move tutorial and tutorial2 to lamin-docs

[falexwolf]

This is to prepare integrating both tutorials and consolidating the content with what's in the introduction.

See:

• 🏗️ Move tutorial and tutorial2 here lamin-docs#178

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.33%. Comparing base (389dce9) to head (7a0ad25).
Report is 6 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2184      +/-   ##
==========================================
- Coverage   92.63%   92.33%   -0.30%     
==========================================
  Files          54       54              
  Lines        6519     6566      +47     
==========================================
+ Hits         6039     6063      +24     
- Misses        480      503      +23     

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[github-actions]

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