Fix issue caused by sole server marked as failed under load #515

Job	Run time
build / Build	6m 57s
build / Build	6m 57s
Docker Tests (basics)	1m 16s
Docker Tests (basics)	1m 16s
E2E Tests (startup)	8m 41s
E2E Tests (startup)	8m 41s
Docker Tests (bootstraptoken)	2m 21s
Docker Tests (bootstraptoken)	2m 21s
E2E Tests (s3)	4m 47s
E2E Tests (s3)	4m 47s
Docker Tests (cacerts)	2m 8s
Docker Tests (cacerts)	2m 8s
E2E Tests (btrfs)	4m 28s
E2E Tests (btrfs)	4m 28s
Docker Tests (lazypull)	1m 4s
Docker Tests (lazypull)	1m 4s
E2E Tests (externalip)	4m 55s
E2E Tests (externalip)	4m 55s
Docker Tests (upgrade)	28s
Docker Tests (upgrade)	28s
E2E Tests (privateregistry)	4m 11s
E2E Tests (privateregistry)	6m 32s
E2E Tests (wasm)	5m 14s
E2E Tests (wasm)	5m 14s
	1h 35m 21s

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