docs: Updated docs for 2.0.0 version

docs/defaultEvents/player/onPlayerChangeMaxHealth.md

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+# `event` onPlayerChangeMaxHealth
+This event is triggered when player maximum health changes.
+
+Original: [onPlayerChangeMaxHealth](https://gothicmultiplayerteam.gitlab.io/docs/0.3.0/script-reference/server-events/player/onPlayerChangeMaxHealth/)
+
+## Parameters
+* `dict` **kwargs**:
+    * `int` **playerid**: the id of the player whose maxium health points gets changed.
+    * `int` **previous**: the previous maximum health points of the player.
+    * `int` **current**:  the new maximum health points of the player.
+    
+## Usage
+```python
+import pyg2o as g2o
+        
+@g2o.event('onPlayerChangeMaxHealth')
+async def onChangeMaxHealth(playerid, previous, current):
+    print(f'Player {playerid} changed maximum health: {previous} -> {current}')
+```