abci: remove setOption (#5447)

Remove Response/Request SetOption from ABCI.

Co-authored-by: Anton Kaliaev <anton.kalyaev@gmail.com>

docs/app-dev/abci-cli.md

@@ -285,9 +285,6 @@ abci-cli counter
 In another window, start the `abci-cli console`:
 
 ```sh
-> set_option serial on
--> code: OK
--> log: OK (SetOption doesn't return anything.)
 
 > check_tx 0x00
 -> code: OK

docs/architecture/adr-029-check-tx-consensus.md

@@ -43,7 +43,6 @@ However, this method should not be implemented like that, because checkTx will s
 type Application interface {
    // Info/Query Connection
    Info(RequestInfo) ResponseInfo                // Return application info
-   SetOption(RequestSetOption) ResponseSetOption // Set application option
    Query(RequestQuery) ResponseQuery             // Query for state
 
    // Mempool Connection

docs/tutorials/go-built-in.md

@@ -102,10 +102,6 @@ func (KVStoreApplication) Info(req abcitypes.RequestInfo) abcitypes.ResponseInfo
 	return abcitypes.ResponseInfo{}
 }
 
-func (KVStoreApplication) SetOption(req abcitypes.RequestSetOption) abcitypes.ResponseSetOption {
-	return abcitypes.ResponseSetOption{}
-}
-
 func (KVStoreApplication) DeliverTx(req abcitypes.RequestDeliverTx) abcitypes.ResponseDeliverTx {
 	return abcitypes.ResponseDeliverTx{Code: 0}
 }

docs/tutorials/go.md

@@ -105,10 +105,6 @@ func (KVStoreApplication) Info(req abcitypes.RequestInfo) abcitypes.ResponseInfo
 	return abcitypes.ResponseInfo{}
 }
 
-func (KVStoreApplication) SetOption(req abcitypes.RequestSetOption) abcitypes.ResponseSetOption {
-	return abcitypes.ResponseSetOption{}
-}
-
 func (KVStoreApplication) DeliverTx(req abcitypes.RequestDeliverTx) abcitypes.ResponseDeliverTx {
 	return abcitypes.ResponseDeliverTx{Code: 0}
 }