Apply lint rule @typescript-eslint/no-empty-object-type (#29159)

* Apply lint rule @typescript-eslint/no-empty-object-type

To avoid the footgun that is https://www.totaltypescript.com/the-empty-object-type-in-typescript

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/structures/ToastContainer.tsx

@@ -9,6 +9,7 @@ Please see LICENSE files in the repository root for full details.
 import * as React from "react";
 import classNames from "classnames";
 import { Text } from "@vector-im/compound-web";
+import { EmptyObject } from "matrix-js-sdk/src/matrix";
 
 import ToastStore, { IToast } from "../../stores/ToastStore";
 
@@ -17,8 +18,8 @@ interface IState {
     countSeen: number;
 }
 
-export default class ToastContainer extends React.Component<{}, IState> {
-    public constructor(props: {}) {
+export default class ToastContainer extends React.Component<EmptyObject, IState> {
+    public constructor(props: EmptyObject) {
         super(props);
         this.state = {
             toasts: ToastStore.sharedInstance().getToasts(),