Add `installYq` option to `sync.py` and install `yq` directly from GitHub release #6743

Job	Run time
Go: tracing with autobuilder step (macos-latest, stable-v2.18.4)	5m 26s
Go: tracing with autobuilder step (macos-latest, stable-v2.17.6)	5m 3s
Go: tracing with autobuilder step (macos-latest, stable-v2.22.4)	7m 5s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.17.6)	1m 27s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.18.4)	1m 27s
Go: tracing with autobuilder step (ubuntu-latest, nightly-latest)	1m 16s
Go: tracing with autobuilder step (macos-latest, nightly-latest)	6m 11s
Go: tracing with autobuilder step (macos-latest, stable-v2.20.7)	5m 50s
Go: tracing with autobuilder step (ubuntu-latest, linked)	1m 13s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.20.7)	1m 25s
Go: tracing with autobuilder step (macos-latest, stable-v2.19.4)	4m 51s
Go: tracing with autobuilder step (macos-latest, linked)	5m 0s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.21.4)	1m 24s
Go: tracing with autobuilder step (macos-latest, default)	6m 7s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.19.4)	1m 43s
Go: tracing with autobuilder step (ubuntu-latest, stable-v2.22.4)	1m 25s
Go: tracing with autobuilder step (macos-latest, stable-v2.21.4)	6m 28s
Go: tracing with autobuilder step (ubuntu-latest, default)	1m 8s
	1h 4m 29s

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