Pin buildx version #3976

Job	Run time
OCI Implementation Registry Compatibility	1m 25s
Install Script (ubuntu-latest)	29s
CLI	48s
Install Script (macos-latest)	29s
Tests Matrix (src/test/cli.build.test.ts)	10m 27s
Tests Matrix (src/test/container-features/e2e.test.ts)	3m 52s
Tests Matrix (src/test/cli.exec.nonBuildKit.2.test.ts)	5m 28s
Tests Matrix (src/test/cli.exec.buildKit.1.test.ts)	5m 22s
Tests Matrix (src/test/container-features/featuresCLICommands.test.ts)	3m 11s
Tests Matrix (src/test/cli.test.ts)	1m 11s
Tests Matrix (src/test/cli.exec.buildKit.2.test.ts)	5m 57s
Tests Matrix (src/test/container-features/containerFeaturesOrder.test.ts)	54s
Tests Matrix (--exclude src/test/container-features/containerFeaturesOrder.test.ts --exclude src/...	7m 2s
Tests Matrix (src/test/cli.up.test.ts)	6m 0s
Tests Matrix (src/test/cli.podman.test.ts)	2m 26s
Tests Matrix (src/test/cli.exec.nonBuildKit.1.test.ts)	5m 40s
Tests Matrix (src/test/container-features/containerFeaturesOCIPush.test.ts)	1m 4s
Tests Matrix (src/test/imageMetadata.test.ts)	7m 26s
Tests	2s
	1h 9m 13s

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