Update migration guide for captureUserFeedback

Author: andreiborza

docs/migration/v8-to-v9.md

@@ -72,6 +72,10 @@ Sentry.init({
 
 - When `skipOpenTelemetrySetup: true` is configured, `httpIntegration({ spans: false })` will be configured by default. This means that you no longer have to specify this yourself in this scenario. With this change, no spans are emitted once `skipOpenTelemetrySetup: true` is configured, without any further configuration being needed.
 
+### `@sentry/browser`
+
+- The `captureUserFeedback` method has been removed. Use `captureFeedback` instead and update the `comments` field to `message`.
+
 ### Uncategorized (TODO)
 
 TODO
@@ -130,7 +134,7 @@ Sentry.init({
 
 ### `@sentry/browser`
 
-- The `captureUserFeedback` method has been removed. Use `captureFeedback` instead as a drop-in replacement.
+- The `captureUserFeedback` method has been removed. Use `captureFeedback` instead and update the `comments` field to `message`.
 
 ### `@sentry/nestjs`