remove unused addBlockedGroup function since we moved to controller

for blocked group

js/models/blockedNumbers.js

@@ -47,15 +47,6 @@
 
     return _.include(groupIds, groupId);
   };
-  storage.addBlockedGroup = groupId => {
-    const groupIds = storage.get(BLOCKED_GROUPS_ID, []);
-    if (_.include(groupIds, groupId)) {
-      return;
-    }
-
-    window.log.info(`adding groupId(${groupId}) to blocked list`);
-    storage.put(BLOCKED_GROUPS_ID, groupIds.concat(groupId));
-  };
   storage.removeBlockedGroup = groupId => {
     const groupIds = storage.get(BLOCKED_GROUPS_ID, []);
     if (!_.include(groupIds, groupId)) {

ts/receiver/groups.ts

@@ -189,12 +189,6 @@ export async function onGroupReceived(details: GroupInfo) {
     updates.left = true;
   }
 
-  if (details.blocked) {
-    storage.addBlockedGroup(id);
-  } else {
-    storage.removeBlockedGroup(id);
-  }
-
   conversation.set(updates);
 
   // Update the conversation avatar only if new avatar exists and hash differs