Fix sound split exception during startup on AppVeyor CI runner (#16270)
Closes #16269
Fixup of #16071
Summary of the issue:
Exception _ctypes.COMError is thrown at startup on AppVeyor CI runner because hno sound device is present.
Description of user facing changes
N/A
Description of development approach
Catching and logging exception. Returning from soundSplit.initialize function so that initialization can continue.
Testing strategy:
Not sure how to test on AppVeyor, but judging by the exception providded - this should fix the error.
Tested on my local computer to avoid syntax errors.