Fixed upgrade guide

Author: ozziest

docs/upgrading/v1.md

@@ -203,15 +203,15 @@ export default {
 You can get more information via [Swagger help files](https://swagger.io/docs/specification/about/).
 :::
 
-## Step 8. IContext change
+## Step 8. IRequestPack change
 
-The `IContext` interface has been renamed as `IContext`.
+The `IRequestPack` interface has been renamed as `IContext`.
 
 ```ts
-import { IContext } from "axe-api"; // [!code --]
+import { IRequestPack } from "axe-api"; // [!code --]
 import { IContext } from "axe-api"; // [!code ++]
 
-// [!code --] export default async (params: IContext) => {
+// export default async (params: IRequestPack) => {
 // [!code ++] export default async (params: IContext) => {
   // your hook/event function
 };