Update 29-rc to 29.2.0-rc.1, buildx 0.30.1, compose 5.0.0 #858

Job	Run time
Generate Jobs	42s
29.2.0-rc.1-windowsservercore-ltsc2022	1m 36s
29.2.0-rc.1-windowsservercore-ltsc2025	7m 29s
29.1.3-windowsservercore-ltsc2022	1m 40s
29.2.0-rc.1-cli, 29.2.0-rc.1-dind, 29.2.0-rc.1-dind-rootless	59s
29.1.3-cli, 29.1.3-dind, 29.1.3-dind-rootless	1m 4s
29.1.3-windowsservercore-ltsc2025	8m 27s
	21m 57s

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