Resolve crash while sharing course certificates
Add missing key in spanish language strings
<!--Description of button that will open the certificate sharing menu-->
<string name="share_certificate_button">Comparta su certificado</string>
<!--Text that pre-populates your post/email/SMS when sharing certificate-->
- <string name="share_certificate_message">Acabo de obtener un Certificado en {platform_name}! Dale un vistazo:</string>
+ <string name="share_certificate_message">Acabo de obtener un Certificado en {platform_name}! Dale un vistazo: {certificate_url}</string>
<!--Tab of tab for certicate for finished course-->
<string name="tab_label_certificate">Certificado</string>
<!--Data Usage Dialog-->
