Remove remaining references to useUser(s).

Add Channel object.

src/components/navigation/left/HomeSidebar.tsx

@@ -23,11 +23,7 @@ import { Unreads } from "../../../redux/reducers/unreads";
 
 import { useIntermediate } from "../../../context/intermediate/Intermediate";
 import { AppContext } from "../../../context/revoltjs/RevoltClient";
-import {
-    useDMs,
-    useForceUpdate,
-    useUsers,
-} from "../../../context/revoltjs/hooks";
+import { useDMs, useForceUpdate } from "../../../context/revoltjs/hooks";
 
 import Category from "../../ui/Category";
 import placeholderSVG from "../items/placeholder.svg";

src/components/navigation/right/MemberSidebar.tsx

@@ -21,7 +21,6 @@ import {
     HookContext,
     useChannel,
     useForceUpdate,
-    useUsers,
 } from "../../../context/revoltjs/hooks";
 
 import CollapsibleSection from "../../common/CollapsibleSection";