db template: fix syntax

server/db_template.sql

@@ -22,4 +22,15 @@ CREATE TABLE gateways IF NOT EXISTS (
 CREATE TABLE data_rates IF NOT EXISTS (
 	id INTEGER PRIMARY KEY, -- Random unique integer,
 	codename TEXT NOT NULL,
-)
+);
+
+
+-- UPDATE 1 --
+
+--------------
+
+-- UPDATE 2 --
+
+--------------
+
+-- ....