Upgrade tar to 7.0.0 to fix npm warning #5487

Job	Run time
build-and-check	2m 20s
test-integration-packages/billing	41s
test-integration-packages/internal	41s
test-integration-packages/agent-runtime	39s
test-integration-cli	40s
test-integration-common	42s
test-integration-web	45s
test-integration-.agents	46s
test-web	46s
test-packages/agent-runtime	58s
test-packages/internal	46s
test-sdk	42s
test-common	42s
test-.agents	39s
test-integration-sdk	41s
test-packages/billing	46s
test-cli	1m 17s
	14m 31s

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