Added Life of a Request video to library (#26443)

Author: dcpena

src/content/stream/life-of-a-request-1/index.yaml

@@ -0,0 +1,10 @@
+---
+id: bc015b676c351fa8d8c366d7066713d5
+url: life-of-a-request-1
+title: Life of a Request - The First Hop - Into the Smart Network
+description: Imagine your request is a letter you are trying to send to a friend across the country. Instead of going through the slow, traditional postal service, Cloudflare acts as a hyper-efficient courier company with a fleet of delivery hubs all over the world. 
+products:
+  - fundamentals
+pcx_content_type: video
+thumbnail:
+  timestamp: 1s