fix(testing): restore full pool name in attestation-not-found message

Collapsing the message dropped the "_aggregated_payloads" suffix for the new and
known pools. Name each pool by its actual store field so the not-found message
reads accurately for all three locations.

Author: MegaRedHand

packages/testing/src/consensus_testing/test_types/store_checks.py

@@ -326,10 +326,10 @@ def _resolve(label: str) -> Bytes32:
                     # The aggregated pools group proofs covering many validators under each vote.
                     if attestation_check.location == "new":
                         payloads = store.latest_new_aggregated_payloads
-                        label = "in latest_new"
+                        label = "in latest_new_aggregated_payloads"
                     else:
                         payloads = store.latest_known_aggregated_payloads
-                        label = "in latest_known"
+                        label = "in latest_known_aggregated_payloads"
                     for attestation_data, proofs in payloads.items():
                         for proof in proofs:
                             for participant_index in proof.participants.to_validator_indices():