fix:闪电图标hover整个变黑 (opentiny#3132)

Author: discreted66

examples/sites/demos/pc/app/icon/list-composition-api.vue

@@ -109,10 +109,6 @@ function click(name) {
   color: #191919;
 }
 
-.svgs-item:hover .svgs-icon {
-  fill: #191919;
-}
-
 .svgs-text {
   margin-top: 12px;
   display: block;

examples/sites/demos/pc/app/icon/list.vue

@@ -120,10 +120,6 @@ export default {
   color: #191919;
 }
 
-.svgs-item:hover .svgs-icon {
-  fill: #191919;
-}
-
 .svgs-text {
   margin-top: 12px;
   display: block;