Rename file, change html to md

Author: lopenchi

src/_includes/content/papi-ga.html renamed to src/_includes/content/papi-ga.md

@@ -2,7 +2,7 @@
 title: API Design
 ---
 
-{% include content/papi-ga.html %}
+{% include content/papi-ga.md %}
 
 ## API Evolution: Versioning and Compatibility
 

src/api/config-api/api-design.md

@@ -2,7 +2,7 @@
 title: Authentication
 ---
 
-{% include content/papi-ga.html %}
+{% include content/papi-ga.md %}
 
 
 You can access the Config API programmatically using access tokens. When you authenticate with an access token, you have access to any resource and permission assigned to the token.

src/api/config-api/authentication.md

@@ -4,7 +4,7 @@ redirect_from:
   - '/config-api'
 ---
 
-{% include content/papi-ga.html %}
+{% include content/papi-ga.md %}
 
 The Config API lets you programmatically manage Segment workspaces, sources, destinations, and more. 
 

src/api/config-api/index.md

@@ -5,7 +5,7 @@ redirect_from:
   - /api/config-api/fql
 ---
 
-{% include content/papi-ga.html %}
+{% include content/papi-ga.md %}
 
 This reference provides a comprehensive overview of the Segment Destination Filter query language. For information on the Destination Filters API (including information on migrating from the Config API), visit the [Destination Filters API reference](https://docs.segmentapis.com/tag/Destination-Filters){:target="_blank"}.