down.sql logic not required as per review comments

migrations/2018-08-27-172114_update_ciphers/down.sql

@@ -1,20 +0,0 @@
-ALTER TABLE ciphers RENAME TO oldCiphers;
-
-CREATE TABLE ciphers (
-  uuid              TEXT     NOT NULL PRIMARY KEY,
-  created_at        DATETIME NOT NULL,
-  updated_at        DATETIME NOT NULL,
-  user_uuid         TEXT     REFERENCES users (uuid),
-  organization_uuid TEXT     REFERENCES organizations (uuid),
-  type              INTEGER  NOT NULL,
-  name              TEXT     NOT NULL,
-  notes             TEXT,
-  fields            TEXT,
-  data              TEXT     NOT NULL,
-  favorite          BOOLEAN  NOT NULL
-);
-
-INSERT INTO ciphers (uuid, created_at, updated_at, user_uuid, organization_uuid, type, name, notes, fields, data, favorite) 
-SELECT uuid, created_at, updated_at, user_uuid, organization_uuid, type, name, notes, fields, data, favorite FROM oldCiphers;
-
-DROP TABLE oldCiphers;