Use correct pull request commit link instead of a generic commit link (#26434)

Replace #26197
Since #25528 merged, the links of pull request commits should be
redirect to pull file changes UI but not the generic one.

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Co-authored-by: Giteabot <teabot@gitea.io>

templates/repo/commits_list.tmpl

@@ -43,6 +43,8 @@
 							{{end}}
 							{{if $.PageIsWiki}}
 								<a href="{{$commitRepoLink}}/wiki/commit/{{.ID}}" rel="nofollow" class="{{$class}}">
+							{{else if $.PageIsPullCommits}}
+								<a href="{{$commitRepoLink}}/pulls/{{$.Issue.Index}}/commits/{{.ID}}" rel="nofollow" class="{{$class}}">
 							{{else if $.Reponame}}
 								<a href="{{$commitRepoLink}}/commit/{{.ID}}" rel="nofollow" class="{{$class}}">
 							{{else}}
@@ -54,6 +56,8 @@
 								{{end}}
 							{{if $.PageIsWiki}}
 								</a>
+							{{else if $.PageIsPullCommits}}
+								</a>
 							{{else if $.Reponame}}
 								</a>
 							{{else}}