fix: Fixed flathub missing attributes, b=no-bug, c=workflows, flatpak, folders, workspaces

src/zen/folders/ZenFolders.mjs

@@ -906,6 +906,7 @@
     }
 
     handleTabUnpin(tab) {
+      tab.style.removeProperty('--zen-folder-indent');
       const group = tab.group;
       if (!group) {
         return false;

src/zen/workspaces/zen-workspaces.css

@@ -318,13 +318,13 @@ zen-workspace {
       }
     }
   }
+
+  &[active] .zen-workspace-empty-space {
+    -moz-window-dragging: drag;
+  }
 }
 
-.zen-workspace-empty-space {
-  -moz-window-dragging: drag;
-}
-
-/** Customiable UI, this is an auto generated ID */
+/** Customizable UI, this is an auto generated ID */
 #wrapper-zen-workspaces-button {
   width: 100%;
 }