Fix nits

Author: cmanallen

docs/platforms/javascript/common/feature-flags/index.mdx

@@ -24,13 +24,13 @@ description: With Feature Flags, Sentry tracks flag evaluations in your applicat
 
 <PlatformContent includePath="feature-flags/prerelease-alert" />
 
-## Prerequisite
+## Prerequisites
 
 * You have the <PlatformLink to="/">JavaScript SDK installed</PlatformLink> (version 8.41.0-beta.1).
 
 ## Enable Evaluation Tracking
 
-Evaluation tracking requires enabling an SDK integration. Documentation for supported providers is listed below.
+Evaluation tracking requires enabling an SDK integration. Integrations are provider specific. Documentation for supported providers is listed below.
 - [OpenFeature](/platforms/javascript/configuration/integrations/openfeature/)
 - [LaunchDarkly](/platforms/javascript/configuration/integrations/launchdarkly/)