Convert MediaInfo to TypeScript

(cherry picked from commit 4e4bf3507f20c0f8581c66804f8ef406c41952d8)

Closes #10753

frontend/src/Utilities/Object/getEntries.ts

@@ -0,0 +1,9 @@
+export type Entries<T> = {
+  [K in keyof T]: [K, T[K]];
+}[keyof T][];
+
+function getEntries<T extends object>(obj: T): Entries<T> {
+  return Object.entries(obj) as Entries<T>;
+}
+
+export default getEntries;