chore(deps): upgrade to rsmt2d v0.12.0 release candidate #3193

Job	Run time
goreleaser / goreleaser-check	5s
lint / golangci-lint	1m 38s
lint / yamllint	9s
markdown-linter / markdown-lint	8s
markdown-linter / markdown-link-check	1m 53s
test / test-short	3m 23s
test / test	33m 16s
test / test-coverage	4m 7s
test / test-fuzz	4m 27s
test / test-race	7m 7s
lint / hadolint / hadolint	13s
goreleaser / goreleaser	0s
	56m 26s

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