DEV: remove header-offset changes due to core fix (#21)

Author: awesomerobot

desktop/desktop.scss

@@ -10,28 +10,6 @@ $item-height: 40px;
   .d-header-wrap {
     top: $item-height;
   }
-
-  // need to include the menu height in the header offset
-  // then update the header offset where used in core for sidebar and chat
-  :root {
-    --header-offset-with-submenu: calc(
-      var(--header-offset, 0px) + #{$item-height}
-    );
-  }
-
-  .sidebar-wrapper {
-    top: var(--header-offset-with-submenu);
-    height: calc(100vh - var(--header-offset-with-submenu, 0px));
-  }
-
-  html.has-full-page-chat body #main-outlet {
-    max-height: calc(
-      var(--chat-vh, 1vh) *
-        100 -
-        var(--header-offset-with-submenu, 0px) -
-        var(--composer-height, 0px)
-    );
-  }
 }
 
 .top-menu {