[Glitch] Remove MastodonMap TS type

Port 7bc13c1ca3 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/types/resources.ts

@@ -1,9 +1,10 @@
-import type { MastodonMap } from './util';
+import type { Record } from 'immutable';
 
 type AccountValues = {
   id: number;
   avatar: string;
   avatar_static: string;
   [key: string]: any;
-}
-export type Account = MastodonMap<AccountValues>
+};
+
+export type Account = Record<AccountValues>;

app/javascript/flavours/glitch/types/util.ts

@@ -1,7 +1 @@
-export interface MastodonMap<T> {
-  get<K extends keyof T>(key: K): T[K];
-  has<K extends keyof T>(key: K): boolean;
-  set<K extends keyof T>(key: K, value: T[K]): this;
-}
-
 export type ValueOf<T> = T[keyof T];