Old PrepareProposal and vote extension integration on feature/abci++ppp (#9117)

* abci: PrepareProposal-VoteExtension integration [2nd try] (#7821)

* PrepareProposal-VoteExtension integration (#6915)

* make proto-gen

* Fix protobuf crash in e2e nightly tests

* Update types/vote.go

Co-authored-by: M. J. Fromberger <fromberger@interchain.io>

* Addressed @creachadair's comments

Co-authored-by: mconcat <monoidconcat@gmail.com>
Co-authored-by: M. J. Fromberger <fromberger@interchain.io>

* Proto changes

* make proto-gen

* Fixed UTs

* bump

* lint

* lint2

* lint3

* lint4

* lint5

* lint6

* no_lint

Co-authored-by: mconcat <monoidconcat@gmail.com>
Co-authored-by: M. J. Fromberger <fromberger@interchain.io>

state/execution.go

@@ -97,6 +97,7 @@ func (blockExec *BlockExecutor) CreateProposalBlock(
 	height int64,
 	state State, commit *types.Commit,
 	proposerAddr []byte,
+	votes []*types.Vote,
 ) (*types.Block, *types.PartSet) {
 
 	maxBytes := state.ConsensusParams.Block.MaxBytes
@@ -110,7 +111,11 @@ func (blockExec *BlockExecutor) CreateProposalBlock(
 	txs := blockExec.mempool.ReapMaxBytesMaxGas(maxDataBytes, maxGas)
 
 	preparedProposal, err := blockExec.proxyApp.PrepareProposalSync(
-		abci.RequestPrepareProposal{BlockData: txs.ToSliceOfBytes(), BlockDataSize: maxDataBytes},
+		abci.RequestPrepareProposal{
+			BlockData:     txs.ToSliceOfBytes(),
+			BlockDataSize: maxDataBytes,
+			Votes:         types.VotesToProto(votes),
+		},
 	)
 	if err != nil {
 		// The App MUST ensure that only valid (and hence 'processable') transactions