This reverts commit 1f8283a3389908f340de3fcb5bc030ebbd4ae456.

skills/mechanics/setmaterialcooldown.md

+## Description
+Sets a cooldown on items of a specified material on the target player
+
+
+## Attributes
+| Attribute | Aliases   | Description                                                          | Default |
+|-----------|-----------|----------------------------------------------------------------------|---------|
+|  material | mat, m    | The material to set the cooldown to                              | ENDER_PEARL<!--type:Material--> |
+| duration  | d         | The duration of the cooldown in ticks                                | 100     |
+
+
+## Examples
+```yaml
+  Skills:
+  - setmaterialcooldown{m=CHORUS_FRUIT;d=150} @PIR{r=10}
+```
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