Fix linting error, remove unnecessary conditional

preload.js

@@ -231,8 +231,6 @@ window.getOpenGroupBlockList = () => {
   return window.groupBlockList;
 };
 
-window.openGroupBlockList = window?.getOpenGroupBlockList();
-
 const { locale: localFromEnv } = config;
 window.i18n = i18n.setup(localFromEnv, localeMessages);
 

ts/session/apis/open_group_api/opengroupV2/JoinOpenGroupV2.ts

@@ -51,12 +51,7 @@ export function parseOpenGroupV2(urlWithPubkey: string): OpenGroupV2Room | undef
  * @returns true - group is in the blocklist, false - the group is not in the blocklist
  */
 export const isGroupInBlockList = async (serverPubKey: string): Promise<boolean> => {
-  if (!window?.openGroupBlockList) {
-    // should already be there since this is called in preload
-    window.getOpenGroupBlockList();
-  }
-
-  const blockList = window?.openGroupBlockList;
+  const blockList = window?.getOpenGroupBlockList();
   if (!blockList || !blockList.length) {
     return false;
   }