Fix Lua exec call (#2115)

* Fix Lua exec call

## Description
fix 352 should not have any slime spawns, its 353 and 351 has a single slime spawn

Please carefully read the [Contributing note](https://github.com/Grasscutters/Grasscutter/blob/stable/CONTRIBUTING.md) and [Code of conduct](https://github.com/Grasscutters/Grasscutter/blob/development/CODE_OF_CONDUCT.md) before making any pull requests.

## Issues fixed by this PR

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## Type of changes

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- [x] Bug fix
- [ ] New feature 
- [ ] Enhancement
- [ ] Documentation

## Checklist:

- [x] My code follows the style guidelines of this project
- [x] My pull request is unique and no other pull requests have been opened for these changes
- [x] I have read the [Contributing note](https://github.com/Grasscutters/Grasscutter/blob/stable/CONTRIBUTING.md) and [Code of conduct](https://github.com/Grasscutters/Grasscutter/blob/development/CODE_OF_CONDUCT.md)
- [x] I am responsible for any copyright issues with my code if it occurs in the future.

* Update ExecNotifyGroupLua.java

* Update ExecNotifyGroupLua.java

* Update ExecNotifyGroupLua.java

* new ScriptArgs(groupId, eventType, quest.getSubQuestId())          .setEventSource(String.valueOf(quest.getSubQuestId()));

src/main/java/emu/grasscutter/game/quest/exec/ExecNotifyGroupLua.java

@@ -52,7 +52,7 @@ public class ExecNotifyGroupLua extends QuestExecHandler {
                             quest.getState() == QuestState.QUEST_STATE_FINISHED
                                     ? EventType.EVENT_QUEST_FINISH
                                     : EventType.EVENT_QUEST_START;
-                    scriptManager.callEvent(new ScriptArgs(groupId, eventType, quest.getSubQuestId()));
+                    scriptManager.callEvent(new ScriptArgs(groupId, eventType, quest.getSubQuestId()).setEventSource(String.valueOf(quest.getSubQuestId())));
                 });
 
         return true;