chore(speculator): Remove Speculator service remnants #204

Job	Run time
E2E Integration Test	1m 27s
Orchestrator Integration Test	1m 26s
Counter Extension Test	1m 14s
Storage Extension Test	1m 11s
Queue Extension Test	1m 10s
Gateway Integration Test	1m 28s
Build and Unit Test	1m 41s
Required Checks	3s
	9m 40s

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