deps: update merve to 1.2.0 #4079

Job	Run time
Build slim tarball	2m 31s
aarch64-darwin: with shared libraries	21m 32s
aarch64-linux: with shared libraries	19m 19s
x86_64-darwin: with shared libraries	29m 7s
x86_64-linux: with shared libraries	21m 56s
	1h 34m 25s

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