Update dev_docs/key_concepts/kibana_platform_plugin_intro.mdx

Co-authored-by: Tyler Smalley <[email protected]>

dev_docs/key_concepts/kibana_platform_plugin_intro.mdx

@@ -42,7 +42,7 @@ In the meantime, the following can be used to determine whether it makes sense t
 
 Benefits to packages:
 
-1. <b>_Potentially_ reduced page load time</b>. All code that is statically exported from plugins will be downloaded on _every single page load_, even if that code isn't needed. With packages, only code that is needed for the current page is downloaded.
+1. <b>_Potentially_ reduced page load time</b>. All code that is statically exported from plugins will be downloaded on _every single page load_, even if that code isn't needed. With packages, only code that is imported is download, which can be minimized by using async imports.
 2. <b>Puts the consumer is in charge of how and when to async import</b>. If a consumer async imports code exported from a plugin, it makes no difference, because of the above point. It's already been downloaded. However, simply moving code into a package is _not_ a guaranteed performance improvement. It does give the consumer the power to make smart performance choices, however. If they require code from multiple packages, the consumer can async import from multiple packages at the same time. Read more in our <DocLink id="kibDevPerformance" text="performance docs"/>.
 
 Downsides to packages: