The datatracker /html/ URLs don't currently accept revision numbers. Fix the URL in the announcement email for the time being, and improve the urls in the upcoming revisit of htmlized draft pages.

 - Legacy-Id: 14736

Author: levkowetz

ietf/templates/submit/announce_to_authors.txt

@@ -12,7 +12,7 @@ Pages:		{{ submission.pages }}
 URL:            https://www.ietf.org/internet-drafts/{{ submission.name }}-{{ submission.rev }}.txt
 Status:         https://datatracker.ietf.org/doc/{{ submission.name }}/
 Htmlized:       https://tools.ietf.org/html/{{ submission.name }}-{{ submission.rev }}
-Htmlized:       https://datatracker.ietf.org/doc/html/{{ submission.name }}-{{ submission.rev }}
+Htmlized:       https://datatracker.ietf.org/doc/html/{{ submission.name }}
 {% if submission.rev != "00" %}Diff:           {{rfcdiff_base_url}}?url2={{ submission.name }}-{{ submission.rev }}{% endif %}
 
 Abstract: