Allow passing additional options when sending email

[cofiem]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 60.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 53.38%. Comparing base (b762cd9) to head (c24dde6).
Report is 2 commits behind head on develop.

Files with missing lines	Patch %	Lines
typescript/api/services/EmailService.ts	60.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2614      +/-   ##
===========================================
+ Coverage    53.32%   53.38%   +0.06%     
===========================================
  Files          179      179              
  Lines         9456     9458       +2     
  Branches      1364     1366       +2     
===========================================
+ Hits          5042     5049       +7     
+ Misses        4193     4190       -3     
+ Partials       221      219       -2     

Flag	Coverage Δ
backend-bruno	44.90% <60.00%> (-0.03%)	⬇️
backend-mocha	49.76% <60.00%> (+0.07%)	⬆️
frontend-app-config	97.87% <ø> (ø)
frontend-core-lib	53.78% <ø> (ø)
frontend-dashboard	74.53% <ø> (ø)
frontend-deleted-records	86.59% <ø> (ø)
frontend-export	100.00% <ø> (ø)
frontend-local-auth	100.00% <ø> (ø)
frontend-manage-roles	63.33% <ø> (ø)
frontend-manage-users	59.81% <ø> (ø)
frontend-report	95.06% <ø> (ø)

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