fix: fix grpc flag conflict (#14244)

client/flags/flags.go

@@ -45,7 +45,7 @@ const (
 	FlagUseLedger        = "ledger"
 	FlagChainID          = "chain-id"
 	FlagNode             = "node"
-	FlagGRPC             = "grpc"
+	FlagGRPC             = "grpc-addr"
 	FlagGRPCInsecure     = "grpc-insecure"
 	FlagHeight           = "height"
 	FlagGasAdjustment    = "gas-adjustment"

go.mod

@@ -25,6 +25,7 @@ require (
 	github.com/cosmos/ledger-cosmos-go v0.12.1
 	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.2
+	github.com/google/gofuzz v1.2.0
 	github.com/gorilla/handlers v1.5.1
 	github.com/gorilla/mux v1.8.0
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
@@ -100,7 +101,6 @@ require (
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/btree v1.1.2 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
-	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/orderedcode v0.0.1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.2.0 // indirect