Fix: keep using the AudioListener's deprecated setPosition and setOrientation until positionX becomes available

[ProteanCoding]

Description

Fixes #140

Type of change

• Bug fix (non-breaking change which fixes a component issue)

How Has This Been Tested?

• World integration testing
• Cross-browser testing (Firefox and Chrome)

Test Configuration:

• Hyperfy Version: latest
• Test world setup: local and deployed

Checklist:

• [✅] My code follows Hyperfy's component architecture
• [✅] I have performed a self-review
• $${\color{lightgray}[\space]\space I\space have\space documented\space the\space component's\space usage}$$
• [✅] I have tested the component in multiple scenarios
• [✅] My changes maintain compatibility with existing worlds
• $${\color{lightgray}[\space]\space I\space have\space updated\space the\space component\space documentation\space if\space needed}$$