Add capability diagnose template content for specified tenants

[darshanasbg]

Proposed changes in this pull request

$subject.

[codecov]

Codecov Report

Attention: Patch coverage is 5.19481% with 73 lines in your changes missing coverage. Please review.

Project coverage is 32.14%. Comparing base (5bfc1a8) to head (cfe2657).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
...o/cache/CacheBackedOrgNotificationTemplateDAO.java	3.12%	31 Missing ⚠️
...carbon/email/mgt/store/DBBasedTemplateManager.java	3.57%	27 Missing ⚠️
...mail/mgt/store/dao/OrgNotificationTemplateDAO.java	11.76%	15 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #294      +/-   ##
============================================
+ Coverage     31.99%   32.14%   +0.15%     
- Complexity      468      479      +11     
============================================
  Files            72       72              
  Lines          4701     4778      +77     
  Branches        588      609      +21     
============================================
+ Hits           1504     1536      +32     
- Misses         3045     3086      +41     
- Partials        152      156       +4     

Flag	Coverage Δ
unit	15.99% <5.19%> (-0.22%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.