usar los íconos que coinciden con el nombre de la red

para hacerlo compatible con el filtro `social_network`

_data/en.yml

@@ -62,7 +62,7 @@ share:
     icon: twitter
   - title: Facebook
     url: "https://www.facebook.com/sharer/sharer.php?u=%url&t=%title%0A%0A%description"
-    icon: facebook-official
+    icon: facebook
   - title: Whatsapp
     url: "https://api.whatsapp.com/send?text=%title%0A%0A%description%0A%0A%url"
     icon: whatsapp
@@ -80,5 +80,5 @@ share:
     icon: envelope
   - title: Fediverse
     url: "https://fediverse.sutty.nl/en/?u=%url&t=%title&d=%description%20%tags"
-    icon: mastodon-alt
+    icon: mastodon
 credits: "Made by [Sutty](https://sutty.nl/en/)."

_data/es.yml

@@ -62,7 +62,7 @@ share:
     icon: twitter
   - title: Facebook
     url: "https://www.facebook.com/sharer/sharer.php?u=%url&t=%title%0A%0A%description"
-    icon: facebook-official
+    icon: facebook
   - title: Whatsapp
     url: "https://api.whatsapp.com/send?text=%title%0A%0A%description%0A%0A%url"
     icon: whatsapp
@@ -80,5 +80,5 @@ share:
     icon: envelope
   - title: Fediverso
     url: "https://fediverse.sutty.nl/es/?u=%url&t=%title&d=%description%20%tags"
-    icon: mastodon-alt
+    icon: mastodon
 credits: "Hecho con [Sutty](https://sutty.nl/)."