use the correct check to see if showing individual user should be possible (#805)

Author: DrumsnChocolate

app/components/menu-sidebar.hbs

@@ -37,7 +37,7 @@
       <div class='profile-menu {{if layoutManager.profileMenuOpen "open"}}'>
         <MenuSidebarItem
           @link='users.user'
-          @hasPermission={{can 'show activities'}}
+          @hasPermission={{can 'show individual users'}}
           @icon='user'
           @title={{t 'mixin.menuItems.profile'}}
           @minor={{true}}

app/routes/profile.js

@@ -5,7 +5,7 @@ export default class ProfileRoute extends AuthenticatedRoute {
   @service router;
 
   canAccess() {
-    return this.abilities.can('show users');
+    return this.abilities.can('show individual users');
   }
 
   redirect() {

app/routes/users/user.js

@@ -8,7 +8,7 @@ export default class UserRoute extends AuthenticatedRoute {
   }
 
   canAccess() {
-    return this.abilities.can('show users');
+    return this.abilities.can('show individual users');
   }
 
   model(params) {

app/routes/users/user/index.js

@@ -28,7 +28,7 @@ export default class UserIndexRoute extends AuthenticatedRoute {
         link: 'users.user.index',
         title: 'Algemeen',
         linkArgument: user,
-        canAccess: this.abilities.can('show users'),
+        canAccess: this.abilities.can('show individual users'),
       },
       {
         link: 'users.user.groups',