fix(Image): fix mask style

Author: zWingz

src/lib/Image/style.scss

@@ -20,9 +20,9 @@
     bottom: -2px;
     transition: background 0.1s ease;
     background: transparent;
-    &:hover::after {
-      background: rgba(0, 0, 0, 0.1);
-    }
+  }
+  &.mask:hover::after {
+    background: rgba(0, 0, 0, 0.1);
   }
   img {
     width: 100%;