Fix translation issue (Riot.im -> Element)

roles/matrix-riot-web/defaults/main.yml

@@ -40,9 +40,9 @@ matrix_riot_web_brand: "Riot"
 matrix_riot_web_welcome_logo: "welcome/images/logo.svg"
 
 # URL of link on welcome image
-matrix_riot_web_welcome_logo_link: "https://riot.im"
+matrix_riot_web_welcome_logo_link: "https://element.io"
 
-matrix_riot_web_welcome_headline: "_t('Welcome to Riot.im')"
+matrix_riot_web_welcome_headline: "_t('Welcome to Element')"
 matrix_riot_web_welcome_text: "_t('Decentralised, encrypted chat & collaboration powered by [matrix]')"
 
 # Links, shown in footer of welcome page: