fix(stf,server/v2/cometbft): fix default events + improve codec handling #76047

Job	Run time
split-test-files	22s
test-integration	8m 45s
test-system	12m 50s
test-clientv2	33s
test-core	28s
test-sim-nondeterminism	5m 14s
test-coretesting	33s
test-depinject	40s
test-errors	39s
test-indexer-postgres	26s
test-math	33s
test-schema	29s
test-schema-testing	26s
test-simapp	43s
test-collections	36s
test-collections-protocodec	34s
test-simapp-v2	5m 51s
test-confix	45s
test-cosmovisor	42s
test-hubl	46s
test-log	33s
test-orm	31s
test-store	1m 1s
test-store-v2	57s
test-x-accounts	36s
test-x-accounts-base	33s
test-x-accounts-multisig	31s
test-x-accounts-lockup	31s
test-x-tx	35s
test-x-circuit	36s
test-x-distribution	36s
test-x-evidence	28s
test-x-feegrant	52s
test-x-nft	35s
test-x-params	42s
test-x-protocolpool	39s
test-x-upgrade	40s
test-x-authz	43s
test-x-bank	34s
test-x-epochs	34s
test-x-gov	34s
test-x-group	38s
test-x-mint	39s
test-x-slashing	36s
test-x-staking	31s
test-x-consensus	36s
tests (00)	8m 32s
tests (01)	3m 48s
tests (02)	4m 22s
tests (03)	4m 21s
repo-analysis	2m 15s
	1h 21m 34s

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