ref(js): Reword allowUrls and denyUrls docs (#6034)

Author: Lms24

src/platforms/common/configuration/options.mdx

@@ -260,14 +260,13 @@ For ASP.NET and ASP.NET Core applications, the value will default to the server'
 
 <ConfigKey name="deny-urls" supported={["javascript"]} notSupported={["node"]}>
 
-A list of strings or regex patterns that match error URLs that should not be sent to Sentry. By default, all errors will be sent. This is a "contains" match to the entire file URL. As a result, if you add `foo.com` to it, it will also match on `https://bar.com/myfile/foo.com`. By default, all errors will be sent.
+A list of strings or regex patterns that match error URLs that should not be sent to Sentry. Errors whose entire file URL contains (string) or matches (regex) at least one entry in the list will not be sent. As a result, if you add `'foo.com'` to the list, it will also match on `https://bar.com/myfile/foo.com`. By default, all errors are sent.
 
 </ConfigKey>
 
 <ConfigKey name="allow-urls" supported={["javascript"]} notSupported={["node"]}>
 
-A list of strings or regex patterns that match error URLs which should exclusively be sent to Sentry. By default, all errors
-will be sent. This is a "contains" match to the entire file URL. As a result, if you add `foo.com` to it, it will also match on `https://bar.com/myfile/foo.com`. By default, all errors will be sent.
+A list of strings or regex patterns that match error URLs which should exclusively be sent to Sentry. If you use this option, only errors whose entire file URL contains (string) or matches (regex) at least one entry in the list will be sent. As a result, if you add `'foo.com'` to it, it will also match on `https://bar.com/myfile/foo.com`. By default, all errors are sent.
 
 </ConfigKey>