fix custom integration type 404 (#12067)

Author: a-hariti

docs/platforms/javascript/common/configuration/integrations/custom.mdx

@@ -6,7 +6,7 @@ description: "Learn how you can enable a custom integration."
 
 In addition to the integrations that come with the SDK, you can also write custom integrations.
 
-Custom integration must conform to the [Integration interface](https://github.com/getsentry/sentry-javascript/blob/master/packages/types/src/integration.ts).
+Custom integration must conform to the [Integration interface](https://github.com/getsentry/sentry-javascript/blob/master/packages/core/src/types-hoist/integration.ts).
 
 A custom integration can be created and added to the SDK as follows:
 

docs/platforms/react-native/integrations/custom.mdx

@@ -6,7 +6,7 @@ description: "Learn how to enable a custom integration."
 
 In addition to the integrations that come with the SDK, you can also write custom integrations.
 
-Custom integration must conform to the [Integration interface](https://github.com/getsentry/sentry-javascript/blob/master/packages/types/src/integration.ts).
+Custom integration must conform to the [Integration interface](https://github.com/getsentry/sentry-javascript/blob/master/packages/core/src/types-hoist/integration.ts).
 
 A custom integration can be created and added to the SDK as follows:
 
@@ -100,7 +100,7 @@ const integration = {
 
 ### `afterAllSetup`
 
-While we recommend that you use the `setup` hook in most cases, `afterAllSetup` can be used to make sure that all other integrations have been run. This hook receives the `client` that is being set up as the first argument and is triggered after `setupOnce()` and `setup()` have been called for all integrations. 
+While we recommend that you use the `setup` hook in most cases, `afterAllSetup` can be used to make sure that all other integrations have been run. This hook receives the `client` that is being set up as the first argument and is triggered after `setupOnce()` and `setup()` have been called for all integrations.
 
 
 ```javascript