Allow tmux-cli in free mode #6564

Job	Run time
build-and-check	2m 54s
test-integration-packages/internal	1m 1s
test-integration-packages/billing	1m 7s
test-integration-cli	44s
test-integration-sdk	1m 21s
test-integration-packages/agent-runtime	39s
test-integration-web	50s
test-integration-common	46s
test-cli	50s
test-packages/internal	49s
test-packages/agent-runtime	50s
test-packages/billing	42s
test-sdk	46s
test-.agents	39s
test-common	42s
test-web	1m 6s
	15m 46s

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