Add `installYq` option to `sync.py` and install `yq` directly from GitHub release #11240

Job	Run time
check-codeql-versions	33s
analyze-other (python)	1m 1s
analyze-other (actions)	54s
analyze-javascript (ubuntu-22.04, linked)	4m 30s
analyze-javascript (windows-2022)	5m 27s
analyze-javascript (ubuntu-24.04)	4m 32s
analyze-javascript (windows-2022, linked)	5m 9s
analyze-javascript (windows-2025)	5m 43s
analyze-javascript (macos-14)	6m 23s
analyze-javascript (ubuntu-22.04)	4m 35s
analyze-javascript (windows-2025, linked)	5m 58s
analyze-javascript (macos-15, linked)	8m 57s
analyze-javascript (macos-15)	7m 5s
analyze-javascript (ubuntu-24.04, linked)	4m 28s
analyze-javascript (macos-14, linked)	6m 1s
	1h 11m 16s

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