Bump Wasm CI to 6.0.2 (#262) #675

# to view logs

Job	Run time
Wasm	2m 25s
Windows (windows-latest, debug)	5m 22s
library (15.4, ios)	9m 24s
Windows (windows-latest, release)	14m 17s
library (15.4, macos)	10m 22s
library (15.4, tvos)	11m 33s
library (15.4, watchos)	9m 51s
library (15.4, examples)	9m 13s
	1h 12m 27s

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