Replace Lemon Squeezy references in emails and marketing copy

resources/lang/en/emails.php

@@ -89,7 +89,7 @@ return [
         'invoice_link' => 'Open invoice',
         'cta' => 'Open Event Admin',
         'provider' => [
-            'lemonsqueezy' => 'Lemon Squeezy',
+            'lemonsqueezy' => 'PayPal',
             'manual' => 'Manual',
             'free' => 'Free',
         ],
@@ -122,7 +122,7 @@ return [
         'cta_hint_body' => 'Your selection stays locked—continue whenever you are ready.',
         'benefits_title' => 'What you get',
         'benefit1' => 'Premium checkout in minutes',
-        'benefit2' => 'Secure payment with Lemon Squeezy',
+        'benefit2' => 'Secure payment with PayPal',
         'benefit3' => 'Instant activation after payment',
         'benefit4' => 'Support from the Die Fotospiel.App team',
         'footer' => 'Let us know if you need anything.',