Update material-ui.tsx

documentation/src/refine-theme/icons/landing-hero/material-ui.tsx

@@ -11,8 +11,7 @@ export const LandingHeroMaterialUIIcon = (
         xmlns="http://www.w3.org/2000/svg"
         {...props}
     >
-      <g>
-        <g>
+     <g>
             <path
                 d="M69.682,47.319c0-3.81-1.367-6.447-2.539-8.501c-1.563-2.539-3.029-4.688-3.029-7.228c0-2.834,2.15-5.471,5.178-5.471
 			c0.136,0,0.268,0.017,0.398,0.024c-5.483-5.023-12.789-8.091-20.812-8.091c-10.769,0-20.241,5.524-25.753,13.893
@@ -37,6 +36,5 @@ export const LandingHeroMaterialUIIcon = (
 			C83.154,67.777,67.777,83.156,48.876,83.156z"
             />
         </g>
-    </g>
     </svg>
 );