Adjust order quantity based on pack size

[SchrodingersGat]

• Closes Ordering from BO adds item quantity, not pack quantity, to a PO #10946

[netlify]

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[matmair]

Does this depend on #11631 because I do not think quantity_raw is a valid field in the current api

[SchrodingersGat]

Does this depend on #11631 because I do not think quantity_raw is a valid field in the current api

This is just a local temporary variable to track the original quantity (without pack size). It is not sent anywhere

Variable is just used locally, has no impact on the API

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.36%. Comparing base (75942fb) to head (e2f41ef).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #11800   +/-   ##
=======================================
  Coverage   91.36%   91.36%           
=======================================
  Files         970      970           
  Lines       50324    50319    -5     
=======================================
- Hits        45977    45976    -1     
+ Misses       4347     4343    -4     

Components	Coverage Δ
Backend Apps	91.71% <ø> (+<0.01%)	⬆️
Backend General	93.41% <ø> (ø)
Frontend	∅ <ø> (∅)

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