comments on migrated issues/prs must link to the comment ID (#18630)

Instead of the issue ID which is not a valid anchor.

Signed-off-by: singuliere <singuliere@autistici.org>

templates/repo/issue/view_content/comments.tmpl

@@ -29,7 +29,7 @@
 									{{ .OriginalAuthor }}
 								</span>
 								<span class="text grey">
-									{{$.i18n.Tr "repo.issues.commented_at" (.Issue.HashTag|Escape) $createdStr | Safe}} {{if $.Repository.OriginalURL}}
+									{{$.i18n.Tr "repo.issues.commented_at" (.HashTag|Escape) $createdStr | Safe}} {{if $.Repository.OriginalURL}}
 								</span>
 								<span class="text migrate">
 									({{$.i18n.Tr "repo.migrated_from" ($.Repository.OriginalURL|Escape) ($.Repository.GetOriginalURLHostname|Escape) | Safe }}){{end}}