docs: add note on plugins that require PWA Elements (#1998)

site/docs-md/apis/camera/index.md

@@ -41,6 +41,10 @@ Read about [Setting Android Permissions](../../android/configuration/) in the [A
 Additionally, because the Camera API launches a separate Activity to handle taking the photo, you should listen for `appRestoredResult` in the `App` plugin
 to handle any camera data that was sent in the case your app was terminated by the operating system while the Activity was running.
 
+## PWA/Electron Notes
+
+[PWA Elements](/docs/pwa-elements) are required for Camera plugin to work.
+
 ## Example
 
 ```typescript

site/docs-md/apis/toast/index.md

@@ -15,6 +15,10 @@ The Toast API provides a notification pop up for displaying important informatio
 
 <plugin-api index="true" name="toast"></plugin-api>
 
+## PWA/Electron Notes
+
+[PWA Elements](/docs/pwa-elements) are required for Toast plugin to work.
+
 ## Example
 
 ```typescript

site/docs-md/web/pwa-elements.md

@@ -9,13 +9,13 @@ contributors:
 
 # PWA Elements
 
-<p class="intro">Some Capacitor plugins, such as <code>Camera</code>, have web-based UI available when not running natively. For example, calling <code>Camera.getPhoto()</code> will 
+<p class="intro">Some Capacitor plugins, such as <code>Camera</code> or <code>Toast</code>, have web-based UI available when not running natively. For example, calling <code>Camera.getPhoto()</code> will 
 load a responsive photo-taking experience when running on the web or electron:</p>
 
 <img src="/assets/img/docs/pwa-elements.png" style="height: 200px" />
 
-This UI is implemented using a subset of the [Ionic Framework](http://ionicframework.com/) web components. Due to the magic of Shadow DOM, these components should not conflict
-with your own UI whether you choose to use Ionic or not.
+This UI is implemented using web components. Due to the magic of Shadow DOM, these components should not conflict
+with your own UI.
 
 ## Installation