fix(baseapp): set req.Time for ctx header info in ExtendVote (backport …

…#22745) (#22750)

Co-authored-by: Damian Nolan <damiannolan@gmail.com>

baseapp/abci.go

@@ -641,6 +641,7 @@ func (app *BaseApp) ExtendVote(_ context.Context, req *abci.ExtendVoteRequest) (
 			ChainID: app.chainID,
 			Height:  req.Height,
 			Hash:    req.Hash,
+			Time:    req.Time,
 		})
 
 	// add a deferred recover handler in case extendVote panics