Apply suggestions from code review

Author: stayseesong

src/connections/sources/catalog/libraries/website/javascript/index.md

@@ -773,7 +773,7 @@ Using Analytics.js doesn't offer a large performance benefit, but is more perfor
 One option, if you don't want to use any bundled third-party tools, is to use the [Analytics-Node](https://github.com/segmentio/analytics-node) package. 
 
 > info ""
-> Analytics.js isn't a third-party cookie and only sets first-party cookies. 
+> Analytics.js doesn't set third-party cookies and only sets first-party cookies. 
 
 ### Bundle size
 

src/connections/sources/catalog/libraries/website/javascript/persistence.md

@@ -18,7 +18,7 @@ If a user returns to your site after the cookie expires, Analytics.js looks for
 Analytics.js sets some default properties when creating cookies for user or group identities. You can override the default cookie properties in code when loading Analytics.js by passing in a `cookie` object to the load method.
 
 > info ""
-> Analytics.js isn't a third-party cookie and only sets first-party cookies. 
+> Analytics.js doesn't set third-party cookies and only sets first-party cookies. 
 
 Here is the full list of available parameters with their default values: