ref(feedback): correct function name in API section of architecture doc (#12170)

Author: aliu39

develop-docs/application-architecture/feedback-architecture.mdx

@@ -68,7 +68,8 @@ event[”contexts”][”feedback”] = {
 
 - This doc refers to the payload format (`event` in the pseudo-code above) as a “**feedback event”**.
 - The feedback [widget](https://docs.sentry.io/platforms/javascript/user-feedback/#user-feedback-widget), which is installed by default, sends these envelopes.
-- API: for SDK v8.0.0+, we use the `sendFeedback` function.
+- SDK API: to manually capture feedback, use `captureFeedback()`. [Example for Javascript v8+](https://docs.sentry.io/platforms/javascript/user-feedback/#user-feedback-api). This function still needs
+to be implemented for most platforms.
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