feat(console): phone number validation with flags (#5139)

Formats the phonenumber according to the preselected country

console/src/app/pages/users/user-create/user-create.component.scss

@@ -53,3 +53,22 @@
     }
   }
 }
+
+.phone-grid {
+  max-width: 22rem;
+  display: grid;
+  grid-template-columns: auto 1fr;
+  column-gap: 1rem;
+
+  @media only screen and (max-width: 500px) {
+    grid-template-columns: 1fr;
+  }
+}
+
+.phone-country-name {
+  padding: 0 0.5em;
+}
+
+.phone-country-code {
+  color: darkgrey;
+}