Add mail format for users registered via order

[abhinavk96]

Fixes #5549

Checklist

Short description of what this resolves:

Adds mail format for users registered via order, marks the user as verified once he has successfully reset his password.

[codecov]

Codecov Report

Merging #5564 into development will decrease coverage by 0.03%.
The diff coverage is 18.75%.

@@               Coverage Diff               @@
##           development    #5564      +/-   ##
===============================================
- Coverage        63.26%   63.23%   -0.04%     
===============================================
  Files              265      265              
  Lines            12734    12742       +8     
===============================================
+ Hits              8056     8057       +1     
- Misses            4678     4685       +7

Impacted Files	Coverage Δ
app/api/helpers/system_mails.py	100% <ø> (ø)	⬆️
app/api/auth.py	18.47% <0%> (-0.49%)	⬇️
app/models/mail.py	81.63% <100%> (+0.38%)	⬆️
app/api/users.py	32.45% <20%> (-0.66%)	⬇️

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