prepare upgrade to 5.13 (#11072)

store/sqlstore/upgrade.go

@@ -20,6 +20,7 @@ import (
 )
 
 const (
+	VERSION_5_13_0           = "5.13.0"
 	VERSION_5_12_0           = "5.12.0"
 	VERSION_5_11_0           = "5.11.0"
 	VERSION_5_10_0           = "5.10.0"
@@ -156,6 +157,7 @@ func UpgradeDatabase(sqlStore SqlStore, currentModelVersionString string) error
 	UpgradeDatabaseToVersion510(sqlStore)
 	UpgradeDatabaseToVersion511(sqlStore)
 	UpgradeDatabaseToVersion512(sqlStore)
+	UpgradeDatabaseToVersion513(sqlStore)
 
 	return nil
 }
@@ -689,3 +691,11 @@ func UpgradeDatabaseToVersion512(sqlStore SqlStore) {
 		saveSchemaVersion(sqlStore, VERSION_5_12_0)
 	}
 }
+
+func UpgradeDatabaseToVersion513(sqlStore SqlStore) {
+	// TODO: Uncomment following condition when version 5.13.0 is released
+	// if shouldPerformUpgrade(sqlStore, VERSION_5_12_0, VERSION_5_13_0) {
+
+	// 	saveSchemaVersion(sqlStore, VERSION_5_13_0)
+	// }
+}