Added name:hur:pronunciation=sh-MUS-quee-um-AW-sum

in CS#168720480

https://www.openstreetmap.org/changeset/168720480

Local news confirm this pronunciation.

https://globalnews.ca/news/11252350/trutch-street-renamed-sx%CA%B7m%C9%99%CE%B8k%CA%B7%C9%99y%CC%93%C9%99mas%C9%99m/

https://www.cbc.ca/news/canada/british-columbia/trutch-street-renaming-musqueamview-street-1.7562957