Adding precautionary check for DockerHub registry availability in dev container cli #3855

Job	Run time
OCI Implementation Registry Compatibility	1m 8s
Tests Matrix (src/test/container-features/containerFeaturesOrder.test.ts)	55s
CLI	44s
Tests Matrix (src/test/container-features/featuresCLICommands.test.ts)	3m 0s
Tests Matrix (src/test/cli.exec.buildKit.2.test.ts)	6m 9s
Tests Matrix (src/test/cli.exec.nonBuildKit.2.test.ts)	5m 18s
Tests Matrix (src/test/container-features/e2e.test.ts)	4m 9s
Tests Matrix (src/test/cli.exec.nonBuildKit.1.test.ts)	5m 21s
Tests Matrix (src/test/cli.build.test.ts)	10m 38s
Tests Matrix (src/test/cli.up.test.ts)	5m 54s
Tests Matrix (src/test/cli.test.ts)	1m 15s
Tests Matrix (src/test/cli.exec.buildKit.1.test.ts)	4m 53s
Tests Matrix (src/test/cli.podman.test.ts)	2m 32s
Tests Matrix (src/test/container-features/containerFeaturesOCIPush.test.ts)	58s
Tests Matrix (--exclude src/test/container-features/containerFeaturesOrder.test.ts --exclude src/...	7m 19s
Tests Matrix (src/test/imageMetadata.test.ts)	5m 55s
Tests	4s
	1h 6m 12s

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