Update tests which should now work given default duration value.

tests/acceptance/agents/test_sampling_distribution.py

@@ -16,7 +16,6 @@ from nucypher.crypto.powers import TransactingPower
 def test_sampling_distribution(
     testerchain,
     taco_application_agent,
-    taco_child_application_agent,  # TODO undo and fix as part of #3458
     threshold_staking,
     coordinator_agent,
     deployer_account,
@@ -62,7 +61,7 @@ def test_sampling_distribution(
     sampled, failed = 0, 0
     while sampled < SAMPLES:
         try:
-            reservoir = taco_child_application_agent.get_staking_provider_reservoir()
+            reservoir = taco_application_agent.get_staking_provider_reservoir()
             addresses = set(reservoir.draw(quantity))
             addresses.discard(NULL_ADDRESS)
         except taco_application_agent.NotEnoughStakingProviders:

tests/acceptance/agents/test_taco_application_agent.py

@@ -87,8 +87,6 @@ def test_get_staker_population(taco_application_agent, staking_providers):
     )
 
 
-# TODO #3458
-@pytest.mark.skip("Skip until issue #3458 is addressed")
 @pytest.mark.usefixtures("staking_providers", "ursulas")
 def test_sample_staking_providers(taco_application_agent):
     all_staking_providers = list(taco_application_agent.get_staking_providers())