Remove Kosmos name from wording

refs #222

app/views/services/lightning/index.html.erb

@@ -8,7 +8,7 @@
   <section>
     <h3>Lightning Address</h3>
     <p class="mb-6">
-      Your Kosmos user address is also a
+      Your user address is also a
       <a class="ks-text-link" href="https://lightningaddress.com/" target="_blank">Lightning Address</a>!
       The easiest way to receive sats is by just giving out your address:
     </p>
@@ -32,7 +32,7 @@
   <section data-controller="modal" data-action="keydown.esc->modal#close">
     <h3>Wallet Apps</h3>
     <p>
-      You can connect various wallet apps to your Kosmos account. This allows
+      You can connect various wallet apps to your account. This allows
       you to both receive and send sats. Any wallet that supports
       <a href="https://bluewallet.io/lndhub/" class="ks-text-link" target="_blank">LNDHub</a>
       accounts should be able to add/import your account using our setup