Release Go SDK v1.29.0 (#1620) #140

Job	Run time
cloud-test (oldstable)	33s
build-and-test (ubuntu-latest, oldstable)	16m 49s
cloud-test (stable)	1s
build-and-test (ubuntu-latest, stable)	25m 14s
build-and-test (macos-intel, oldstable)	19m 36s
build-and-test (macos-intel, stable)	19m 9s
build-and-test (macos-arm, oldstable)	17m 21s
build-and-test (macos-arm, stable)	17m 46s
build-and-test (windows-latest, oldstable)	20m 19s
build-and-test (windows-latest, stable)	19m 49s
features-test / test	7m 18s
	2h 43m 55s

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