Remove hardcoded user address from hook

app/controllers/webhooks_controller.rb

@@ -25,8 +25,7 @@ class WebhooksController < ApplicationController
     payload = {
       type: "normal",
       from: "kosmos.org", # TODO domain config
-      # to: address,
-      to: "raucao@kosmos.org",
+      to: address,
       subject: "Sats received!",
       body: "#{amt_sats} sats received in your wallet. Memo: \"#{memo}\""
     }