Transition: remove transition delay for fade transitions

packages/theme-chalk/src/common/var.scss

@@ -5,7 +5,7 @@
 $--all-transition: all .3s cubic-bezier(.645,.045,.355,1) !default;
 $--fade-transition: opacity 300ms cubic-bezier(0.23, 1, 0.32, 1) !default;
 $--fade-linear-transition: opacity 200ms linear !default;
-$--md-fade-transition: transform 300ms cubic-bezier(0.23, 1, 0.32, 1) 100ms, opacity 300ms cubic-bezier(0.23, 1, 0.32, 1) 100ms !default;
+$--md-fade-transition: transform 300ms cubic-bezier(0.23, 1, 0.32, 1), opacity 300ms cubic-bezier(0.23, 1, 0.32, 1) !default;
 $--border-transition-base: border-color .2s cubic-bezier(.645,.045,.355,1) !default;
 $--color-transition-base: color .2s cubic-bezier(.645,.045,.355,1) !default;