GUACAMOLE-102: Finish adding connection weight attribute.

extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-postgresql/schema/upgrade/upgrade-pre-0.9.12.sql

@@ -0,0 +1,25 @@
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+--
+
+--
+-- Add per-user password set date
+--
+
+ALTER TABLE guacamole_connection
+    ADD COLUMN connection_weight int;