Removed PRAGMA because it doesn't work in this version

Author: droyad

src/dbup-sqlite/Helpers/InMemorySQLiteDatabase.cs

@@ -23,8 +23,7 @@ public InMemorySQLiteDatabase()
             {
                 DataSource = ":memory:",
                 DefaultTimeout = 5,
-                Mode = SqliteOpenMode.Memory,
-                ConnectionString = "PRAGMA encoding='UTF-16'; PRAGMA journal_mode='MEMORY';"
+                Mode = SqliteOpenMode.Memory
             };
             ConnectionString = connectionStringBuilder.ToString();