docs: Added onPlayerUseCheat and NPC related events

docs/defaultEvents/npc/onNpcActionSent.md

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+# `event` onNpcActionSent
+
+This event is triggered when NPC host is changed. Every remote NPC is hosted by one of spawned players in order to get valid position of NPC.
+
+Original: [onNpcActionSent](https://gothicmultiplayerteam.gitlab.io/docs/0.3.0/script-reference/server-events/npc/onNpcActionSent/)
+
+## Parameters
+* `dict` **kwargs**:
+    * `int` **npc_id**: the npc identifier.
+    * `int` **current_id**: the action type.
+    * `int` **previous_id**: the unique action identifier.
+
+## Usage
+```python
+import g2o
+        
+@g2o.event('onNpcActionSent')
+def onActionSent(**kwargs):
+    print(f'NPC {kwargs['npc_id']} changed host from {kwargs['previous_id']} to {kwargs['current_id']}.')
+```