Rename createRSCHook to createFlightHook (#35665)

Updates the naming of these to be in line with what it does.

## Bug

- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Errors have helpful link attached, see `contributing.md`

## Feature

- [ ] Implements an existing feature request or RFC. Make sure the feature request has been accepted for implementation before opening a PR.
- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Documentation added
- [ ] Telemetry added. In case of a feature if it's used or not.
- [ ] Errors have helpful link attached, see `contributing.md`

## Documentation / Examples

- [ ] Make sure the linting passes by running `yarn lint`

packages/next/server/render.tsx

@@ -307,7 +307,7 @@ function checkRedirectValues(
 
 const rscCache = new Map()
 
-function createRSCHook() {
+function createFlightHook() {
   return (
     writable: WritableStream<Uint8Array>,
     id: string,
@@ -356,7 +356,7 @@ function createRSCHook() {
   }
 }
 
-const useRSCResponse = createRSCHook()
+const useFlightResponse = createFlightHook()
 
 // Create the wrapper component for a Flight stream.
 function createServerComponentRenderer(
@@ -386,7 +386,7 @@ function createServerComponentRenderer(
       serverComponentManifest
     )
 
-    const response = useRSCResponse(
+    const response = useFlightResponse(
       writable,
       cachePrefix + ',' + id,
       reqStream,