New review comment by paper42 on void-packages repository

https://github.com/void-linux/void-packages/pull/32813#discussion_r807407997

Comment:
We don't need the .tmpl files
```
%: xbps-query -f webhook
...
/usr/share/examples/webhook/hooks.json
/usr/share/examples/webhook/hooks.json.tmpl
/usr/share/examples/webhook/hooks.yaml
/usr/share/examples/webhook/hooks.yaml.tmpl
...
```