Only Send Merged or Denied Emails to Authors of Example Suggestions Coming from Nkọwa okwu Site

[ijemmao]

Is your feature request related to a problem? Please describe.
We only want to notify authors of example suggestions from the Nkọwa okwu site to avoid confusion.

Describe the solution you'd like
Only send emails to authors of Nkọwa okwu example suggestions.

Describe alternatives you've considered
N/A

Additional context
N/A