Update PR template links

.github/PULL_REQUEST_TEMPLATE.md

 <!--  Thanks for sending a pull request!  Here are some tips for you:
-1. If this is your first time, read our contributor guidelines https://github.com/kubernetes/community/blob/master/contributors/devel/pull-requests.md#pull-request-process and developer guide https://github.com/kubernetes/community/blob/master/contributors/devel/development.md#development-guide
-2. If you want *faster* PR reviews, read how: https://github.com/kubernetes/community/blob/master/contributors/devel/faster_reviews.md
-3. Follow the instructions for writing a release note: https://github.com/kubernetes/community/blob/master/contributors/devel/pull-requests.md#release-notes
+1. If this is your first time, read our contributor guidelines https://github.com/kubernetes/community/blob/master/contributors/devel/pull-requests.md#the-pr-submit-process and developer guide https://github.com/kubernetes/community/blob/master/contributors/devel/development.md#development-guide
+2. If you want *faster* PR reviews, read how: https://github.com/kubernetes/community/blob/master/contributors/devel/pull-requests.md#best-practices-for-faster-reviews
+3. Follow the instructions for writing a release note: https://github.com/kubernetes/community/blob/master/contributors/devel/pull-requests.md#write-release-notes-if-needed
 -->
 
 **What this PR does / why we need it**:
@@ -12,8 +12,8 @@
 
 **Release note**:
 <!--  Steps to write your release note:
-1. Use the release-note-* labels to set the release note state (if you have access) 
-2. Enter your extended release note in the below block; leaving it blank means using the PR title as the release note. If no release note is required, just write `NONE`. 
+1. Use the release-note-* labels to set the release note state (if you have access)
+2. Enter your extended release note in the below block; leaving it blank means using the PR title as the release note. If no release note is required, just write `NONE`.
 -->
 ```release-note
 ```