BLT-5208: Replace abandoned composer package 'webmozart/path-util'

[hkorik]

Describe the bug
Replace the abandoned webmozart/path-util composer dependency with the proposed symfony/filesystem component.

To Reproduce
Steps to reproduce the behavior, ideally starting from a fresh install of BLT:

1. Run composer create-project acquia/drupal-recommended-project --no-interaction
2. Run composer outdated
3. See warning reported for abandoned package as seen below

Expected behavior
blt should not have abandoned packages as direct dependencies.

Detailed error output

BLT doctor output

System information

• BLT version: 13.7.0