Add missing 'to' in contact email

invenio_theme_tuw/theme/templates/semantic-ui/invenio_theme_tuw/mails/contact.html

 {#-
-  Copyright (C) 2023 TU Wien.
+  Copyright (C) 2023-2025 TU Wien.
 
   Invenio Theme TUW is free software; you can redistribute it and/or modify
   it under the terms of the MIT License; see LICENSE file for more details.
@@ -14,5 +14,5 @@
 <pre>{{ message|e }}</pre>
 <hr />
 <p>
-    Replying to this email will send the response directly {{ sender_name|e }} ({{ sender_email|e }}).
+    Replying to this email will send the response directly to {{ sender_name|e }} ({{ sender_email|e }}).
 </p>

invenio_theme_tuw/theme/templates/semantic-ui/invenio_theme_tuw/mails/contact.txt

 {#-
-  Copyright (C) 2023 TU Wien.
+  Copyright (C) 2023-2025 TU Wien.
 
   Invenio Theme TUW is free software; you can redistribute it and/or modify
   it under the terms of the MIT License; see LICENSE file for more details.
@@ -14,4 +14,4 @@ You just received an inquiry about your record "{{ record.metadata.title }}" ({{
 
 ---
 
-Replying to this email will send the response directly {{ sender_name }} ({{ sender_email }}).
+Replying to this email will send the response directly to {{ sender_name }} ({{ sender_email }}).