fix: stop dht after 5min #2021

Job	Run time
matrix-conditionals	3s
start-e2e-import-mainnet-test / e2e	0s
start-e2e-performance-test / e2e	0s
start-e2e-test / e2e	14m 23s
start-e2e-admin-test / e2e	0s
start-solana-test / e2e	0s
start-tss-migration-test / e2e	0s
start-upgrade-import-mainnet-test / e2e	0s
start-upgrade-test / e2e	0s
start-upgrade-test-light / e2e	0s
start-upgrade-v2-migration-test / e2e	0s
start-v2-test / e2e	0s
e2e-ok	1s
	14m 27s

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