Updated modals and README (#235)

lib/pinchflat_web/components/layouts/partials/upgrade_button_live.ex

@@ -30,7 +30,7 @@ defmodule Pinchflat.UpgradeButtonLive do
       |> String.trim()
       |> String.downcase()
 
-    if normalized_text == "got it!" do
+    if normalized_text == "got it" do
       Settings.set(pro_enabled: true)
 
       {:noreply, update(socket, :button_disabled, fn _ -> false end)}