[bug] Drop unused db column UsesCryptoAgent (#1704)

util/Migrator/DbScripts/2021-11-09_00_DropUsesCryptoAgent.sql

@@ -0,0 +1,22 @@
+IF COL_LENGTH('[dbo].[User]', 'UsesCryptoAgent') IS NOT NULL
+    BEGIN
+        ALTER TABLE
+            [dbo].[User]
+        DROP COLUMN
+            [UsesCryptoAgent]
+    END
+GO
+
+IF EXISTS(SELECT * FROM sys.views WHERE [Name] = 'UserView')
+    BEGIN
+        DROP VIEW [dbo].[UserView]
+    END
+GO
+
+CREATE VIEW [dbo].[UserView]
+AS
+SELECT
+    *
+FROM
+    [dbo].[User]
+GO