issue fixed #20259 Store switcher not sliding up and down, only dropdown arrow working

issue fixed #20259 Store switcher not sliding up and down, only dropdown arrow working

Author: cedarvinda

app/design/frontend/Magento/blank/web/css/source/_navigation.less

@@ -135,8 +135,15 @@
         .switcher-dropdown {
             .lib-list-reset-styles();
             padding: @indent__s 0;
+            display: none;
         }
-
+        .switcher-options{
+            &.active{
+                .switcher-dropdown{
+                    display: block;
+                }
+            }
+        } 
         .header.links {
             .lib-list-reset-styles();
             border-bottom: 1px solid @color-gray82;