Update Player.tsx to improve code readability and styling. (#50275)

Updated the demo player component to have more consistent styling and
format.

I thought this could be some nice spring cleaning for the community 🧹 

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Co-authored-by: JJ Kasper <jj@jjsweb.site>

examples/with-videojs/components/Player.tsx

@@ -3,21 +3,51 @@ import videojs from 'video.js'
 import 'videojs-youtube'
 
 interface PlayerProps {
+  /**
+   *
+   */
   techOrder: string[]
+  /**
+   * Is autoplay enabled for this video?
+   */
   autoplay: boolean
+  /**
+   * Should this video have controls?
+   */
   controls: boolean
-  sources: { src: string; type: string }[]
+  /**
+   * A list of video sources.
+   */
+  sources: {
+    /**
+     * The source url.
+     */
+    src: string
+    /**
+     * The type of source
+     */
+    type: string
+  }[]
 }
 
-export default function Player(props: PlayerProps) {
+/**
+ * A simple video player component for displaying videos from external websites.
+ * @returns A Video.js video player element.
+ */
+const Player = (props: PlayerProps) => {
   const [videoEl, setVideoEl] = useState<HTMLVideoElement | null>(null)
   const onVideo = useCallback((el: HTMLVideoElement) => {
     setVideoEl(el)
   }, [])
 
   useEffect(() => {
-    if (videoEl == null) return
+    if (videoEl == null) {
+      return
+    }
+
+    // our video.js player
     const player = videojs(videoEl, props)
+
     return () => {
       player.dispose()
     }
@@ -32,3 +62,5 @@ export default function Player(props: PlayerProps) {
     </>
   )
 }
+
+export default Player