[MM-61140] Allow plugins to add Support Packet data without UI elements (#28833)

Co-authored-by: Ibrahim Serdar Acikgoz <serdaracikgoz86@gmail.com>

server/channels/app/user.go

@@ -313,7 +313,7 @@ func (a *App) createUserOrGuest(c request.CTX, user *model.User, guest bool) (*m
 
 	pluginContext := pluginContext(c)
 	a.Srv().Go(func() {
-		a.ch.RunMultiHook(func(hooks plugin.Hooks) bool {
+		a.ch.RunMultiHook(func(hooks plugin.Hooks, _ *model.Manifest) bool {
 			hooks.UserHasBeenCreated(pluginContext, ruser)
 			return true
 		}, plugin.UserHasBeenCreatedID)
@@ -1045,10 +1045,10 @@ func (a *App) UpdateActive(c request.CTX, user *model.User, active bool) (*model
 
 	a.sendUpdatedUserEvent(ruser)
 
-	if pluginsEnvironment := a.GetPluginsEnvironment(); pluginsEnvironment != nil && !active && user.DeleteAt != 0 {
+	if !active && user.DeleteAt != 0 {
 		a.Srv().Go(func() {
 			pluginContext := pluginContext(c)
-			pluginsEnvironment.RunMultiPluginHook(func(hooks plugin.Hooks) bool {
+			a.ch.RunMultiHook(func(hooks plugin.Hooks, _ *model.Manifest) bool {
 				hooks.UserHasBeenDeactivated(pluginContext, user)
 				return true
 			}, plugin.UserHasBeenDeactivatedID)