added isSkill condition authored by Lxlp's avatar Lxlp
## Description
Checks if the pitch of the target entity is within a range
## Attributes
| Attribute | Aliases | Description | Default |
|-----------|-----------|----------------------------------------------------------------------|---------|
| pitch | p | The number range to match | |
## Examples
```yaml
Conditions:
- pitch{p=-45to45} true
```
```yaml
Conditions:
- pitch{p=>45} true
```
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