Update rfcs/0007-custom-event-metadata-from-annotations/README.md

Co-authored-by: Sunny <[email protected]>
Signed-off-by: Matheus Pimenta <[email protected]>

rfcs/0007-custom-event-metadata-from-annotations/README.md

@@ -39,7 +39,7 @@ and have those fields sent to notification-controller as metadata on the event p
 In this proposal we **do not** aim to provide a method for Flux users to send etcd-indexed custom metadata
 fields from Flux objects in events to notification-controller, most specifically labels. By design an event
 already contains enough identification information to locate the associated Flux object inside the cluster,
-which covers the use case of labels. Flux does not wish to incentive practices that are impactful to clusters
+which covers the use case of labels. Flux does not wish to incentivize practices that are impactful to clusters
 without a strong reason or benefit.
 
 ## Proposal