(core) Polish Access Details

Summary:
Instead of showing a blank dialog for users whose access
is limited (e.g. public members), we now show the user's
role and a mention of whether their access is public.

Test Plan: Browser tests.

Reviewers: paulfitz

Reviewed By: paulfitz

Differential Revision: https://phab.getgrist.com/D3431

app/client/ui/AccountWidget.ts

@@ -53,7 +53,7 @@ export class AccountWidget extends Disposable {
       const api = this._appModel.api;
       (await loadUserManager()).showUserManagerModal(api, {
         permissionData: api.getOrgAccess(org.id),
-        activeEmail: user ? user.email : null,
+        activeUser: user,
         resourceType: 'organization',
         resourceId: org.id,
         resource: org,