Add YouTube, YouTube Music, Gmail / Update Google (#146)

* Update Google

add markdown link

* Add Gmail as easy

* Add YouTube / YouTube Music as easy

_data/sites.json

@@ -301,6 +301,13 @@
         "notes_cs-CZ": "In the section \"Export account data\" select \"Start report\". Once done, wait for an email to arrive."
     },
 
+    {
+        "name": "Gmail",
+        "url": "https://takeout.google.com/",
+        "difficulty": "easy",
+        "notes": "Since Gmail is a service by Google, please refer to the instructions for [Google](./#google)."
+    },
+
     {
         "name": "GOG",
         "url": "https://support.gog.com/hc/en-us/requests/new?form=other&product=gog",
@@ -315,7 +322,7 @@
         "meta": "popular",
         "url": "https://takeout.google.com/",
         "difficulty": "easy",
-        "notes": "Go to https://takeout.google.com/ logged in a Google Account and select the data from every Google Service you need/want and click \"Next Step\". Then you can choose between export now or once every 2 months for 1 year, the file type and size. Click \"Create Export\" and wait until the process is finished. Then, just download your data.",
+        "notes": "Go to [Google Takeout](https://takeout.google.com/) while logged in to a Google Account and select the data from every Google Service you need/want and click \"Next Step\". Then you can choose between export now or once every 2 months for 1 year, the file type and size. Click \"Create Export\" and wait until the process is finished. Then, just download your data.",
         "notes_es-ES": "Ve a https://takeout.google.com/, inicia sesión con tu cuenta de Google, selecciona los servicios que necesites. Puedes elegir entre exportar ahora o exportar cada 2 meses durante un año.",
         "notes_pl-PL": "Wejdź na stronę https://takeout.google.com/, zaloguj się za pomocą swojego konta Google, wybierz potrzebne usługi. Możesz wybrać eksport teraz lub eksport co 2 miesiące przez rok."
     },
@@ -853,6 +860,13 @@
         "notes": "You must to send e-mail to [[email protected]](mailto:[email protected]) with your DNI scaned by two sides with a request for what right you want to exercise."
     },
 
+    {
+        "name": "YouTube / YouTube Music",
+        "url": "https://takeout.google.com/",
+        "difficulty": "easy",
+        "notes": "Since YouTube and YouTube Music are services by Google, please refer to the instructions for [Google](./#google)."
+    },
+
     {
         "name": "Zanichelli",
         "url": "https://my.zanichelli.it/contattaci",