MM-57116 - Updating multi select height (#26473)

webapp/channels/src/sass/components/_multi-select.scss

@@ -3,7 +3,7 @@
 .multi-select__container {
     display: flex;
     width: 100%;
-    height: 40px;
+    min-height: 40px;
     justify-content: space-between;
     padding: 0 15px;