Multiple php versions

I have multiple php versions stored in redis (8.4.0).
is it ok?

```
# TYPE php_info gauge
php_info{version="8.2.29"} 1
php_info{version="8.3.27"} 1
php_info{version="8.4.14"} 1
# HELP prompress_error_count_total Returns how many errors have occurred
```