This reverts commit 1f8283a3389908f340de3fcb5bc030ebbd4ae456.

skills/mechanics/setgamemode.md

+## Description
+Sets the gamemode of the target player. Does nothing if the target is
+not a player. Requires the `sync=true` attribute.
+
+
+## Attributes
+| Attribute | Aliases   | Description                                                          | Default |
+|-----------|-----------|----------------------------------------------------------------------|---------|
+| mode      | m         | The gamemode to change the target to.                                | SURVIVAL<!--type:Gamemode-->|
+
+
+## Examples
+```yaml
+  Skills:
+  - setgamemode{m=CREATIVE;sync=true} @PlayersInRadius{r=10} ~onSpawn
+  - ...
+```
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