fix: address one more api extractor warning

I need to include the useSession docstring twice, apparently?

Author: 1egoman

packages/react/etc/components-react.api.md

@@ -1207,7 +1207,7 @@ export function useSession(tokenSource: TokenSourceConfigurable, options?: UseSe
 
 // Warning: (ae-forgotten-export) The symbol "UseSessionFixedOptions" needs to be exported by the entry point index.docs.d.ts
 //
-// @public (undocumented)
+// @public
 export function useSession(tokenSource: TokenSourceFixed, options?: UseSessionFixedOptions): UseSessionReturn;
 
 // @public

packages/react/src/hooks/useSession.ts

@@ -149,6 +149,10 @@ export function useSession(
   tokenSource: TokenSourceConfigurable,
   options?: UseSessionConfigurableOptions,
 ): UseSessionReturn;
+/**
+ * A Session represents a manages connection to a Room which can contain Agents.
+ * @public
+ */
 export function useSession(
   tokenSource: TokenSourceFixed,
   options?: UseSessionFixedOptions,