use a better type for plugin options, one that can be extended (#39218)

* use a better type for plugin options, one that can be extended

* fix lint issue and add a test case

types/video.js/index.d.ts

@@ -6710,7 +6710,7 @@ declare namespace videojs {
         nativeControlsForTouch?: boolean;
         notSupportedMessage?: string;
         playbackRates?: number[];
-        plugins?: any;
+        plugins?: VideoJsPlayerPluginOptions;
         poster?: string;
         preload?: string;
         sourceOrder?: boolean;
@@ -6720,3 +6720,7 @@ declare namespace videojs {
         tracks?: videojs.TextTrackOptions[];
         width?: number;
     }
+
+    export interface VideoJsPlayerPluginOptions {
+        [pluginName: string]: any;
+    }

types/video.js/video.js-some-plugin.d.ts

@@ -7,4 +7,8 @@ declare module 'video.js' {
     interface VideoJsPlayer {
         somePluginDefinedInAugmentation(options?: {}): this;
     }
+
+    interface VideoJsPlayerPluginOptions {
+        somePluginDefinedInAugmentation: {};
+    }
 }

types/video.js/video.js-tests.ts

@@ -120,4 +120,10 @@ function testPlugin(player: videojs.Player, options: {}) {
 
 function testAugmentation(player: videojs.Player) {
     player.somePluginDefinedInAugmentation();
+    videojs("example_video_2", {
+		plugins: {
+			somePluginDefinedInAugmentation: {},
+			someOtherPluginNotTyped: {}
+		}
+	});
 }