Add preparatory upgrade code for 5.4.0 (#9355)

* Add preparatory upgrade code for 5.4.0

* add migration from bad merge

store/sqlstore/upgrade.go

@@ -15,6 +15,7 @@ import (
 )
 
 const (
+	VERSION_5_4_0            = "5.4.0"
 	VERSION_5_3_0            = "5.3.0"
 	VERSION_5_2_0            = "5.2.0"
 	VERSION_5_1_0            = "5.1.0"
@@ -84,6 +85,7 @@ func UpgradeDatabase(sqlStore SqlStore) {
 	UpgradeDatabaseToVersion51(sqlStore)
 	UpgradeDatabaseToVersion52(sqlStore)
 	UpgradeDatabaseToVersion53(sqlStore)
+	UpgradeDatabaseToVersion54(sqlStore)
 
 	// If the SchemaVersion is empty this this is the first time it has ran
 	// so lets set it to the current version.
@@ -489,3 +491,12 @@ func UpgradeDatabaseToVersion53(sqlStore SqlStore) {
 	}
 
 }
+
+func UpgradeDatabaseToVersion54(sqlStore SqlStore) {
+	// TODO: Uncomment following condition when version 5.4.0 is released
+	// if shouldPerformUpgrade(sqlStore, VERSION_5_3_0, VERSION_5_4_0) {
+	sqlStore.AlterColumnTypeIfExists("OutgoingWebhooks", "Description", "varchar(500)", "varchar(500)")
+	sqlStore.AlterColumnTypeIfExists("IncomingWebhooks", "Description", "varchar(500)", "varchar(500)")
+	// 	saveSchemaVersion(sqlStore, VERSION_5_4_0)
+	// }
+}