Enable @typescript-eslint/explicit-member-accessibility on /src (#9785)

* Enable `@typescript-eslint/explicit-member-accessibility` on /src

* Prettier

src/@types/polyfill.ts

@@ -48,7 +48,7 @@ export function polyfillTouchEvent() {
             public get scale(): number {
                 return 0.0;
             }
-            constructor(eventType: string, params?: any) {
+            public constructor(eventType: string, params?: any) {
                 super(eventType, params);
             }
         };

src/@types/worker-loader.d.ts

@@ -16,7 +16,7 @@ limitations under the License.
 
 declare module "*.worker.ts" {
     class WebpackWorker extends Worker {
-        constructor();
+        public constructor();
     }
 
     export default WebpackWorker;