Fix macOS linker warnings #20317

Job	Run time
filter-changes	4s
build (ubuntu-22.04)	3m 57s
lint	3m 56s
quicktests	3m 20s
build (ubuntu-latest-arm-8-cores)	3m 35s
unittests (ubuntu-22.04)	9m 41s
build (macos-13)	3m 13s
unittests (ubuntu-latest-arm-8-cores)	9m 22s
build (self-hosted, macOS, ARM64, go-spacemesh)	25s
unittests (self-hosted, macOS, ARM64, go-spacemesh)	4m 58s
build (windows-2022)	7m 7s
unittests (windows-2022)	17m 41s
ci-status	9s
	1h 7m 28s

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