Add email column to stock_locations

[chaimann]

[!NOTE] Split from #6160

Summary

The "email" field is present on new designs for stock location form, but the column was not in the schema yet.

Checklist

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 88.95%. Comparing base (ffa13fc) to head (fd9ad8b).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6277   +/-   ##
=======================================
  Coverage   88.95%   88.95%           
=======================================
  Files         860      860           
  Lines       18423    18423           
=======================================
  Hits        16388    16388           
  Misses       2035     2035           

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