added ClearTarget mechanic authored by Lxlp's avatar Lxlp
## 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}
```
\ No newline at end of file