Remove use of "quiet" in logging init (#10417)
Remove use of "quiet" in logging init (#10417)

### Problem

A small bit of code in `init/logging.py` branches based on the value of the "quiet" option, even though this option has been removed.

### Solution

Remove that branching.
benjyw/pants,benjyw/pants,jsirois/pants,benjyw/pants,benjyw/pants,pantsbuild/pants,benjyw/pants,pantsbuild/pants,pantsbuild/pants,benjyw/pants,pantsbuild/pants,benjyw/pants,jsirois/pants,pantsbuild/pants,pantsbuild/pants,jsirois/pants,pantsbuild/pants