fix: dont send mail for other notifications yet

[sumitbhanushali]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 2.58%. Comparing base (8800411) to head (c864451).
Report is 4 commits behind head on main.

Files	Patch %	Lines
...elpdesk/doctype/hd_notification/hd_notification.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##            main   #1720      +/-   ##
========================================
- Coverage   2.59%   2.58%   -0.02%     
========================================
  Files         59      59              
  Lines       1926    1935       +9     
========================================
  Hits          50      50              
- Misses      1876    1885       +9     

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