FIX: ssv explorer operator url (#2283) #1565

Job	Run time
setup	1m 2s
test NodeConnection.int.js	5m 0s
test ErigonOptimismService.int.js	7m 16s
test GethOptimismService.int.js	9m 59s
test GethLayer2Service.int.js	5m 45s
test NethermindService.int.js	5m 45s
test BesuService.int.js	6m 45s
test GethService.int.js	5m 47s
test ErigonService.int.js	6m 24s
test RethService.int.js	5m 54s
test FlashbotsMevBoostService.int.js	5m 49s
test RethOptimismService.int.js	5m 47s
Cleanup	1m 4s
test ${{ matrix.test.name }}	-1s
	1h 12m 16s

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