Add resource for HTTP (#2723)

Added ByteByteGo's concise but high-quality video about HTTP

content/roadmaps/101-backend/content/100-internet/101-what-is-http.md

@@ -7,4 +7,5 @@ HTTP is the `TCP/IP` based application layer communication protocol which standa
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://developer.mozilla.org/en-US/docs/Web/HTTP/Overview'>An overview of HTTP</BadgeLink>
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://kamranahmed.info/blog/2016/08/13/http-in-depth'>Journey to HTTP/2</BadgeLink>
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.smashingmagazine.com/2021/08/http3-core-concepts-part1/'>HTTP/3 From A To Z: Core Concepts</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=a-sBfyiXysI'>HTTP/1 to HTTP/2 to HTTP/3</BadgeLink>
 <BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=iYM2zFP3Zn0'>HTTP Crash Course & Exploration</BadgeLink>