moved samples to top node

Author: IngridAtMicrosoft

articles/media-services/azure-media-player/TOC.yml

@@ -32,10 +32,12 @@
     href: azure-media-player-plugin-gallery.md
   - name: Localization
     href: azure-media-player-localization.md
-- name: Reference
+- name: Samples
   items:
-  - name: Samples
+  - name: Azure Media Player Samples
     href: https://github.com/Azure-Samples/azure-media-player-samples
+- name: Reference
+  items:
   - name: API
     href: https://docs.microsoft.com/en-us/javascript/api/azuremediaplayer/?view=azure-node-latest
   - name: API methods