Merge PR: update go.mod and update target testnet in Makefile (#180)

Co-authored-by: meng <meng@mengs-MacBook-Pro.local>

Makefile

@@ -56,8 +56,8 @@ okchain:
 	go install -v $(BUILD_FLAGS) -tags "$(BUILD_TAGS)" ./cmd/okchaincli
 
 testnet:
-	env GO111MODULE=off go install -v $(BUILD_TESTNET_FLAGS) -tags "$(BUILD_TAGS)" ./cmd/okchaind
-	env GO111MODULE=off go install -v $(BUILD_TESTNET_FLAGS) -tags "$(BUILD_TAGS)" ./cmd/okchaincli
+	go install -v $(BUILD_TESTNET_FLAGS) -tags "$(BUILD_TAGS)" ./cmd/okchaind
+	go install -v $(BUILD_TESTNET_FLAGS) -tags "$(BUILD_TAGS)" ./cmd/okchaincli
 
 test-unit:
 	@VERSION=$(VERSION) go test -mod=readonly -tags='ledger test_ledger_mock' ./app/...

go.mod

@@ -44,7 +44,7 @@ require (
 )
 
 replace (
-	github.com/cosmos/cosmos-sdk => github.com/okex/cosmos-sdk v0.37.9-okchain6
+	github.com/cosmos/cosmos-sdk => github.com/okex/cosmos-sdk v0.37.9-testnet
 	github.com/tendermint/iavl => github.com/okex/iavl v0.12.4-okchain
 	github.com/tendermint/tendermint => github.com/okex/tendermint v0.32.10-okchain1
 )

go.sum

@@ -196,6 +196,8 @@ github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3Rllmb
 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/okex/cosmos-sdk v0.37.9-okchain6 h1:4EzAhX+6Ouup7sRJZ4hj6wibCbgrcYte8Ym322pN/oo=
 github.com/okex/cosmos-sdk v0.37.9-okchain6/go.mod h1:HjW0+Q5rWWm+4CaK8f5CIN/xf38vkPA2xue1PB5Nk3A=
+github.com/okex/cosmos-sdk v0.37.9-testnet h1:2PKu+F0R2Cln0LUHdEeKBMEMo1c4RfKwnt6fbP9lbx8=
+github.com/okex/cosmos-sdk v0.37.9-testnet/go.mod h1:HjW0+Q5rWWm+4CaK8f5CIN/xf38vkPA2xue1PB5Nk3A=
 github.com/okex/iavl v0.12.4-okchain h1:BAFmygzhx6k4KGnLrY87ZrJvRSb+wf8Oo4e2KhUwXcU=
 github.com/okex/iavl v0.12.4-okchain/go.mod h1:8LHakzt8/0G3/I8FUU0ReNx98S/EP6eyPJkAUvEXT/o=
 github.com/okex/tendermint v0.32.10-okchain1 h1:mEsl6YGb7mCkJaXZxnIZO6/jmF947X39wFa4oI8gKgE=