zplane updates vielklang Instant Harmony to v2.0.10

zplane has updated vielklang Instant Harmony V2 to version 2.0.10. This is a maintenance update that fixes some issues.

Changes:

• [enh] added option to sync to host tempo.
• [fix] fixed missing multiple outputs in RTAS and AU.
• [fix] removed necessity to register with vielklang 1 serial before upgrading.