Fix AMD loader conflict by loading Monaco after Vega/Regulex

Monaco's loader.js was intercepting define() calls from Vega and Regulex,
causing "Can only have one anonymous define call" errors.

- Move Monaco loader.js to load after Vega/Regulex in browser-ui.lisp
- Remove debug console.log statements

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>