docs: use less technical language to describe why catching redirects and errors is fraught (#8993)

Author: markjaquith

documentation/docs/20-core-concepts/20-load.md

@@ -416,7 +416,7 @@ export function load({ locals }) {
 }
 ```
 
-> Make sure you're not catching the thrown redirect, which results in a noop.
+> Make sure you're not catching the thrown redirect, which would prevent SvelteKit from handling it.
 
 In the browser, you can also navigate programmatically outside of a `load` function using [`goto`](modules#$app-navigation-goto) from [`$app.navigation`](modules#$app-navigation).
 

packages/kit/types/index.d.ts

@@ -1129,7 +1129,7 @@ export type ActionResult<
  * Creates an `HttpError` object with an HTTP status code and an optional message.
  * This object, if thrown during request handling, will cause SvelteKit to
  * return an error response without invoking `handleError`.
- * Make sure you're not catching the thrown error, which results in a noop.
+ * Make sure you're not catching the thrown error, which would prevent SvelteKit from handling it.
  * @param status The [HTTP status code](https://developer.mozilla.org/en-US/docs/Web/HTTP/Status#client_error_responses). Must be in the range 400-599.
  * @param body An object that conforms to the App.Error type. If a string is passed, it will be used as the message property.
  */
@@ -1152,7 +1152,7 @@ export interface HttpError {
 
 /**
  * Create a `Redirect` object. If thrown during request handling, SvelteKit will return a redirect response.
- * Make sure you're not catching the thrown redirect, which results in a noop.
+ * Make sure you're not catching the thrown redirect, which would prevent SvelteKit from handling it.
  * @param status The [HTTP status code](https://developer.mozilla.org/en-US/docs/Web/HTTP/Status#redirection_messages). Must be in the range 300-308.
  * @param location The location to redirect to.
  */