exe-unit: fix counters #5226

Job	Run time
Build binaries (x86-64)	3m 26s
Multi-payment test	17m 25s
T (test_custom_runtime_counter)	1m 52s
T (test_mid_agreement_payments)	3m 6s
T (test_deposit_agreement_payments)	3m 20s
T (test_payment_driver_list)	1m 25s
T (test_payment_release_allocations)	1m 20s
T (test_payment_validate_allocations)	1m 12s
T (test_zero_amount_invoice)	1m 28s
T (test_prov_debit_notes_accept_timeout)	3m 18s
T (test_prov_idle_agreement)	3m 57s
T (test_prov_idle_agreement_after_2_activities)	3m 16s
T (test_prov_timeout_unresponsive_requestor)	1m 41s
T (test_prov_multi_activity)	3m 28s
T (test_prov_recover_from_abandoned_task)	1m 48s
T (test_prov_renegotiate_proposal)	5m 24s
T (test_prov_single_simultaneous_activity)	2m 49s
T (test_e2e_rule_partner_outbound)	5m 58s
T (test_e2e_rule_partner_outbound_unrestricted)	3m 26s
T (test_e2e_vm)	4m 41s
T (test_e2e_x509_signature_outbound)	3m 44s
T (test_e2e_outbound_perf)	1m 51s
T (test_e2e_wasi)	4m 53s
Integration Tests (hybrid-net)	1s
	1h 24m 49s

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