Move Migrations into Master and Tenant folders so its clear what type of Migration is being applied

Oqtane.Server/Migrations/Tenant/02000201_AddSiteGuidToSite.cs

@@ -0,0 +1,33 @@
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Oqtane.Databases.Interfaces;
+using Oqtane.Migrations.EntityBuilders;
+using Oqtane.Repository;
+
+namespace Oqtane.Migrations.Tenant
+{
+    [DbContext(typeof(TenantDBContext))]
+    [Migration("Tenant.02.00.02.01")]
+
+    public class AddSiteGuidToSite : MultiDatabaseMigration
+    {
+        public AddSiteGuidToSite(IDatabase database) : base(database)
+        {
+        }
+
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            //Add Column to Site table
+            var siteEntityBuilder = new SiteEntityBuilder(migrationBuilder, ActiveDatabase);
+            siteEntityBuilder.AddStringColumn("SiteGuid", 36, true, false);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            //Drop Column from Site table
+            var siteEntityBuilder = new SiteEntityBuilder(migrationBuilder, ActiveDatabase);
+            siteEntityBuilder.DropColumn("SiteGuid");
+        }
+
+    }
+}