correct some checks in user view

views/user/user.etlua

@@ -23,7 +23,7 @@
     </form>
   <% else %> <% --[[ user is not guest ]] %>
     <p>This user signed up on <%= os.date("%c", user.created_at) %> and was confirmed on <%= os.date("%c", user.confirmed_on) %>.</p>
-    <% if user.id ~= me.id and user.permission < me.permission then %>
+    <% if user.permission < me.permission then %>
     <form method="post" action="<%= url_for("guest_user", {user_id = user.id}) %>">
       <input type="submit" value="Demote user to guest (soft ban)">
     </form>
@@ -32,7 +32,7 @@
       <form method="post" action="<%= url_for("mod_user", {user_id = user.id}) %>">
         <input type="submit" value="Promote user to moderator">
       </form>
-    <% elseif me:is_admin() then %>
+    <% elseif user.permission < me.permission then %>
       <form method="post" action="<%= url_for("demod_user", {user_id = user.id}) %>">
         <input type="submit" value="Demote user to regular user">
       </form>