update intros (github#27309)

Author: skedwards88

content/rest/metrics/community.md

@@ -1,6 +1,8 @@
 ---
-title: Community
-intro: ''
+title: Community metrics
+shortTitle: Community
+allowTitleToDifferFromFilename: true
+intro: 'The Community metrics API lets you get data about your community profile.'
 versions:
   fpt: '*'
   ghec: '*'

content/rest/metrics/statistics.md

@@ -1,6 +1,8 @@
 ---
-title: Statistics
-intro: 'The Repository Statistics API allows you to fetch the data that {% data variables.product.product_name %} uses for visualizing different types of repository activity.'
+title: Repository statistics
+shortTitle: Statistics
+allowTitleToDifferFromFilename: true
+intro: 'The Repository statistics API allows you to fetch the data that {% data variables.product.product_name %} uses for visualizing different types of repository activity.'
 versions:
   fpt: '*'
   ghes: '*'
@@ -11,6 +13,10 @@ topics:
 miniTocMaxHeadingLevel: 3
 ---
 
+## About the Repository statistics API
+
+The Repository statistics API allows you to fetch the data that {% data variables.product.product_name %} uses for visualizing different types of repository activity.
+
 ### A word about caching
 
 Computing repository statistics is an expensive operation, so we try to return cached

content/rest/metrics/traffic.md

@@ -1,6 +1,8 @@
 ---
-title: Traffic
-intro: 'For repositories that you have push access to, the traffic API provides access to the information provided in your repository graph. '
+title: Repository traffic
+shortTitle: Traffic
+allowTitleToDifferFromFilename: true
+intro: 'The Repository traffic API provides access to the information provided in your repository graph.'
 versions:
   fpt: '*'
   ghec: '*'
@@ -9,4 +11,7 @@ topics:
 miniTocMaxHeadingLevel: 3
 ---
 
-For more information, see "<a href="/repositories/viewing-activity-and-data-for-your-repository/viewing-traffic-to-a-repository" class="dotcom-only">Viewing traffic to a repository</a>."
+## About the Repository traffic API
+
+For repositories that you have push access to, the Repository traffic API provides access to the information provided in your repository graph. 
+For more information, see "[Viewing traffic to a repository](/repositories/viewing-activity-and-data-for-your-repository/viewing-traffic-to-a-repository)."