zen: fix usage css on mobile

Author: fwang

packages/console/app/src/routes/workspace/[id]/usage/usage-section.module.css

@@ -67,6 +67,7 @@
         display: inline-flex;
         align-items: center;
         justify-content: center;
+        flex-shrink: 0;
         padding: 0;
         background: transparent;
         border: none;
@@ -79,6 +80,7 @@
         }
 
         svg {
+          flex-shrink: 0;
           width: 16px;
           height: 16px;
         }