Update CHANGELOG-v9.md

Co-authored-by: Philip Niedertscheider <[email protected]>

Author: noahsmartin

CHANGELOG-v9.md

@@ -13,7 +13,7 @@ Removes public SentrySerializable conformance from many public models (#5636)
 Removes Decodable conformances from the public API of model classes (#5691)
 Removes enableTracing property from SentryOptions (#5694)
 Removes `integrations` property from `SentryOptions` (#5749)
-Removes `SentryRedactviewHelper` from API (#5860)
+Removes `SentryRedactViewHelper` from public API (#5860)
 
 ### Fixes