Tests

feat(testcontainers): refactor vshard and cartridge testcontainers #185

Job	Run time
tests-crud-integration (3.5.0)	1m 33s
tests-box-integration (3.5.0)	1m 33s
tests-box-integration (2.11.8-ubuntu20.04)	1m 33s
tests-unit	1m 33s
tests-crud-integration (2.11.8-ubuntu20.04)	1m 32s
	7m 44s

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