Fix types

Author: jaclarke

shared/studio/components/extendedViewers/index.tsx

@@ -13,7 +13,7 @@ export const extendedViewerRenderers: {
   [key: string]: Renderer;
 } = {
   "std::str": TextViewer as Renderer,
-  "std::bytes": HexViewer,
+  "std::bytes": HexViewer as Renderer,
   "std::json": JsonViewer as Renderer,
 };
 

shared/studio/components/headerNav/elements.tsx

@@ -80,7 +80,7 @@ export interface HeaderNavColProps<LinkProps> {
       onMouseEnter?: () => void;
     }> &
       LinkProps
-  ) => JSX.Element | null;
+  ) => React.ReactNode;
   showCursor?: boolean;
   closeDropdown: () => void;
   itemGroups: ({