[bug]: sig_analog: hidecallerid setting is broken

### Severity

Minor

### Versions

20.0.1

### Components/Modules

sig_analog

### Operating Environment

Debian

### Frequency of Occurrence

Constant

### Issue Description

The hidecallerid option in chan_dahdi does not currently work properly. This fixes it.

### Relevant log output

_No response_

### Asterisk Issue Guidelines

- [X] Yes, I have read the Asterisk Issue Guidelines