DB Connection for v13 switched to sqlite

Author: CarlSargunar

samples/Umbraco13.Website/appsettings.json

@@ -11,7 +11,8 @@
     }
   },
   "ConnectionStrings": {
-    "umbracoDbDSN": "Data Source=|DataDirectory|\\Umbraco.sdf;Flush Interval=1"
+    "umbracoDbDSN": "Data Source=|DataDirectory|/Umbraco.sqlite.db;Cache=Shared;Foreign Keys=True;Pooling=True",
+    "umbracoDbDSN_ProviderName": "Microsoft.Data.Sqlite"
   },
   "Umbraco": {
     "CMS": {