simple docs fixes: 'pull request' page (en-us & zh-tw) link path to 'issue-pull-request-templates' (#24961) (#24970)

Backport #24961 by @jonkeim

Co-authored-by: Jon Keim <jon@windless.org>
Co-authored-by: silverwind <me@silverwind.io>

docs/content/doc/usage/pull-request.en-us.md

@@ -28,4 +28,4 @@ The first value of the list will be used in helpers.
 
 ## Pull Request Templates
 
-You can find more information about pull request templates at the page [Issue and Pull Request templates](../issue-pull-request-templates).
+You can find more information about pull request templates at the page [Issue and Pull Request templates](issue-pull-request-templates).

docs/content/doc/usage/pull-request.zh-tw.md

@@ -29,4 +29,4 @@ WORK_IN_PROGRESS_PREFIXES=WIP:,[WIP]
 
 ## 合併請求範本
 
-您可以在[問題與合併請求範本](../issue-pull-request-templates)找到更多關於合併請求範本的資訊。
+您可以在[問題與合併請求範本](issue-pull-request-templates)找到更多關於合併請求範本的資訊。