bump athena lib to v0.6.3 #22272

Job	Run time
filter-changes	7s
build (ubuntu-22.04)	46s
lint	2m 39s
build (ubuntu-latest-arm-8-cores)	5m 27s
quicktests	2m 3s
test-contracts	1m 26s
build (self-hosted, macOS, ARM64, go-spacemesh)	48s
coverage	20m 48s
unittests (ubuntu-22.04)	28m 4s
unittests (ubuntu-latest-arm-8-cores)	37m 59s
unittests (self-hosted, macOS, ARM64, go-spacemesh)	25m 18s
ci-status	2s
	2h 5m 27s

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