bug: all integration tests fail with error like `connect, called on fd 48, aka 127.0.0.1:42780: Connection refused`

The error looks like this:

target_queries.test_type_23
...ridge/test_app/.rocks/share/tarantool/luatest/server.lua:411: connect, called on fd 48, aka 127.0.0.1:42780: Connection refused
stack traceback:
	....rocks/share/tarantool/cartridge/test-helpers/server.lua:116: in function 'connect_net_box'
	....rocks/share/tarantool/cartridge/test-helpers/server.lua:126: in function 'retrying'
	....rocks/share/tarantool/cartridge/test-helpers/server.lua:125: in function 'start'
	...rocks/share/tarantool/cartridge/test-helpers/cluster.lua:265: in function 'start'
	...artridge/test_app/test/helper/cluster_no_replication.lua:117: in function 'start_test_cluster'
	...tridge/test_app/test/integration/target_queries_test.lua:9: in function <...tridge/test_app/test/integration/target_queries_test.lua:8>
	...
	[C]: in function 'xpcall'

Ran 65 tests in 56.004 seconds, 0 succeeded, 65 errored

To reproduce:

Pull and run image docker-public.binary.picodata.io/sbroad-builder:0.6.0
Clone the repo (current commit: 3fef3759)
Run: make test_integration