Add `installYq` option to `sync.py` and install `yq` directly from GitHub release #6744

Job	Run time
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.19.4)	1m 32s
Go: tracing with autobuilder step (macos-latest, stable-v2.19.4)	4m 37s
Go: tracing with autobuilder step (macos-latest, stable-v2.18.4)	6m 25s
Go: tracing with autobuilder step (macos-latest, stable-v2.17.6)	5m 21s
Go: tracing with autobuilder step (macos-latest, stable-v2.20.7)	5m 49s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.20.7)	1m 23s
Go: tracing with autobuilder step (macos-latest, stable-v2.21.4)	7m 45s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.22.4)	1m 18s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.21.4)	1m 28s
Go: tracing with autobuilder step (macos-latest, stable-v2.22.4)	6m 58s
Go: tracing with autobuilder step (ubuntu-latest, linked)	1m 21s
Go: tracing with autobuilder step (macos-latest, linked)	6m 38s
Go: tracing with autobuilder step (ubuntu-latest, nightly-latest)	1m 29s
Go: tracing with autobuilder step (macos-latest, nightly-latest)	6m 1s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.18.4)	1m 25s
Go: tracing with autobuilder step (macos-latest, default)	6m 51s
Go: tracing with autobuilder step (ubuntu-latest, default)	1m 25s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.17.6)	1m 21s
	1h 9m 7s

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