build(deps): update to CometBFT with ping fix (#10770)

closes: #10742

## Description

Update to fixed version of CometBFT, which fixes the p2p ping timeouts described in #10742.

### Security Considerations

Better network resilience.

### Scaling Considerations

Better network connectivity.

### Documentation Considerations

n/a

### Testing Considerations

Testing as part of upgrade-18.

### Upgrade Considerations

n/a

golang/cosmos/go.mod

@@ -198,7 +198,7 @@ replace (
 	// use cometbft
 	// Use our fork at least until post-v0.34.14 is released with
 	// https://github.com/tendermint/tendermint/issue/6899 resolved.
-	github.com/tendermint/tendermint => github.com/agoric-labs/cometbft v0.34.30-alpha.agoric.1
+	github.com/tendermint/tendermint => github.com/agoric-labs/cometbft v0.34.30-alpha.agoric.2
 
 // For testing against a local cosmos-sdk, ibc-go, or cometbft
 // github.com/cosmos/cosmos-sdk => ../../../forks/cosmos-sdk

golang/cosmos/go.sum

@@ -230,8 +230,8 @@ github.com/Zilliqa/gozilliqa-sdk v1.2.1-0.20201201074141-dd0ecada1be6/go.mod h1:
 github.com/adlio/schema v1.3.3 h1:oBJn8I02PyTB466pZO1UZEn1TV5XLlifBSyMrmHl/1I=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
 github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
-github.com/agoric-labs/cometbft v0.34.30-alpha.agoric.1 h1:tqCNL72pQXdUmBzgv1md5SN2U3K/PaYQ4qZ5pFv8v6w=
-github.com/agoric-labs/cometbft v0.34.30-alpha.agoric.1/go.mod h1:myvkihZD8eg9jKE3WFaugkNoL5nvEqlP7Jbjg98pCek=
+github.com/agoric-labs/cometbft v0.34.30-alpha.agoric.2 h1:JxNpTyzHIGXcaSmdb5jtygGn7cRSbiceVa+dn8pN1BM=
+github.com/agoric-labs/cometbft v0.34.30-alpha.agoric.2/go.mod h1:myvkihZD8eg9jKE3WFaugkNoL5nvEqlP7Jbjg98pCek=
 github.com/agoric-labs/cosmos-sdk v0.46.16-alpha.agoric.2.5 h1:cwbONQaVbGEPzfVqvTY9PGcLZptlR9LTPunZ9La0QCg=
 github.com/agoric-labs/cosmos-sdk v0.46.16-alpha.agoric.2.5/go.mod h1:Yny/YE+GJ+y/++UgvraITGzfLhXCnwETSWw3dAY5NDg=
 github.com/agoric-labs/cosmos-sdk/ics23/go v0.8.0-alpha.agoric.1 h1:2jvHI/2d+psWAZy6FQ0vXJCHUtfU3ZbbW+pQFL04arQ=