remove sketch property from context #3179

Job	Run time
run-determination	1s
package-name-prefix	1s
Create artifact Windows_X86-32	1m 35s
Create artifact Windows_X86-64	2m 7s
Create artifact Linux_X86-32	1m 35s
Create artifact Linux_X86-64	1m 32s
Create artifact Linux_ARMv6	1m 37s
Create artifact Linux_ARMv7	1m 50s
Create artifact Linux_ARM64	1m 21s
Create artifact macOS_64	2m 0s
Create artifact macOS_ARM64	2m 25s
Create artifact rpc-protocol-files	22s
Create artifact configuration-schema	20s
checksums	8s
	16m 54s

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