docs: fix server components link text to match target section heading (#8026)

* Fix Server Components link text to match target section heading

Change "React Server Components" to "Full-stack frameworks" in the
server-components.md link text to accurately reflect the destination
section heading

* Remove unnecessary RSC tags from Server Components documentation

Author: alejorrojas

src/content/reference/rsc/server-components.md

@@ -2,12 +2,6 @@
 title: Server Components
 ---
 
-<RSC>
-
-Server Components are for use in [React Server Components](/learn/start-a-new-react-project#full-stack-frameworks).
-
-</RSC>
-
 <Intro>
 
 Server Components are a new type of Component that renders ahead of time, before bundling, in an environment separate from your client app or SSR server.