Merge pull request #244 from matrix-org/markjh/refresh_tokens

Remove autoincrement since we incrementing the ID in the storage layer

synapse/storage/schema/delta/23/refresh_tokens.sql

@@ -14,7 +14,7 @@
  */
 
 CREATE TABLE IF NOT EXISTS refresh_tokens(
-    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    id INTEGER PRIMARY KEY,
     token TEXT NOT NULL,
     user_id TEXT NOT NULL,
     UNIQUE (token)