Add Llama2 7B recipe

[suiyoubi]

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[github-actions]

This PR is stale because it has been open for 14 days with no activity. Remove stale label or comment or update or this will be closed in 7 days.

[github-actions]

This PR was closed because it has been inactive for 7 days since being marked as stale.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 30.43%. Comparing base (fdfeafe) to head (78e33f2).
Report is 9 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff            @@
##             main   #11649    +/-   ##
========================================
  Coverage   30.42%   30.43%            
========================================
  Files        1400     1401     +1     
  Lines      177452   177568   +116     
  Branches    27196    27211    +15     
========================================
+ Hits        53990    54036    +46     
- Misses     119345   119408    +63     
- Partials     4117     4124     +7     

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[github-actions]

[🤖]: Hi @suiyoubi 👋,

We wanted to let you know that a CICD pipeline for this PR just finished successfully

So it might be time to merge this PR or get some approvals

I'm just a bot so I'll leave it you what to do next.

//cc @pablo-garay @ko3n1g

[ko3n1g]

Manually force-merging since no unit/integration test covers this patch anyway