[BUG] Reports datatable sometimes only show less than configured lines

### What happened?

When opening `/reports` the datatable sometimes only show less than configured lines, for example 7 on the first and secon page, and only starting with the third page 10:

I have a feeling that it has something to do with "Standardserver" entries or maybe with missing country image svg as well?

### How to reproduce?

Visit `/reports` page

### Configuration file(s) (yaml or .env)

```YAML

```

### Relevant log output

```shell

```

### BunkerWeb version

1.6.11

### What integration are you using?

Linux

### Linux distribution (if applicable)

Ubuntu 24.04.2 LTS

### Removed private data

- [x] I have removed all private data from the configuration file and the logs

### Code of Conduct

- [x] I agree to follow this project's Code of Conduct