Remove opacity property -- this causes chrominium to disable clearType on windows (#2030)

Author: moon0326

special-pages/pages/new-tab/app/customizer/components/CustomizerDrawerInner.module.css

@@ -176,12 +176,10 @@
 
 @keyframes fade-in {
     0% {
-        opacity: 0;
         visibility: hidden;
     }
 
     100% {
-        opacity: 1;
         visibility: visible;
     }
 }