chore: remove VERSION from all file header comments

Remove VERSION: XX.YY.ZZ lines from 213 file headers across PHP,
TypeScript, TF definitions, workflows, CSS, markdown, and XML files.
Version is tracked in composer.json and CHANGELOG.md only.

Authored-by: Moko Consulting

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

validate/check_php_syntax.php

@@ -11,7 +11,6 @@
  * INGROUP: MokoStandards
  * REPO: https://git.mokoconsulting.tech/MokoConsulting/MokoStandards-API
  * PATH: /validate/check_php_syntax.php
- * VERSION: 04.06.00
  * BRIEF: Validates PHP syntax for all tracked PHP files using php -l
  */