fix(label): do not animate float labels on initial load (#16036)

core/src/components/label/label.scss

@@ -79,3 +79,7 @@
 :host-context(.item-has-value).label-floating {
   @include transform(translate3d(0, 0, 0), scale(.8));
 }
+
+:host(.label-no-animate.label-floating) {
+  transition: none;
+}