remove msg service. (#515)

Author: puneet2019

app/app.go

@@ -575,8 +575,7 @@ func NewpStakeApp(
 	govRouter := govv1beta1.NewRouter()
 	govRouter.AddRoute(govtypes.RouterKey, govv1beta1.ProposalHandler).
 		AddRoute(paramproposal.RouterKey, params.NewParamChangeProposalHandler(app.ParamsKeeper)).
-		AddRoute(upgradetypes.RouterKey, upgrade.NewSoftwareUpgradeProposalHandler(app.UpgradeKeeper)).
-		AddRoute(lscosmostypes.RouterKey, lscosmos.NewLSCosmosProposalHandler(app.LSCosmosKeeper))
+		AddRoute(upgradetypes.RouterKey, upgrade.NewSoftwareUpgradeProposalHandler(app.UpgradeKeeper))
 	govConfig := govtypes.DefaultConfig()
 	/*
 		Example of setting gov params:

x/lscosmos/handler.go

@@ -127,7 +127,7 @@ func (AppModule) QuerierRoute() string { return types.QuerierRoute }
 // RegisterServices registers a GRPC query service to respond to the
 // module-specific GRPC queries.
 func (am AppModule) RegisterServices(cfg module.Configurator) {
-	types.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServerImpl(am.keeper))
+	// Removed msg service because deprecated.
 	types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
 }
 

x/lscosmos/module.go

@@ -3,7 +3,10 @@ package types
 // DONTCOVER
 
 import (
+	"fmt"
+
 	errorsmod "cosmossdk.io/errors"
+	liquidstakeibctypes "github.com/persistenceOne/pstake-native/v2/x/liquidstakeibc/types"
 )
 
 // x/lscosmos module sentinel errors
@@ -40,4 +43,5 @@ var (
 	ErrModuleNotInitialised                  = errorsmod.Register(ModuleName, 90, "ErrModuleNotInitialised, Module was never initialised")
 	ErrModuleAlreadyInExpectedState          = errorsmod.Register(ModuleName, 91, "ModuleAlreadyInExpectedState, Module is already in expected state")
 	ErrModuleMigrationFailed                 = errorsmod.Register(ModuleName, 92, "ErrModuleMigrationFailed, Failed to migrate")
+	ErrDeprecated                            = errorsmod.Register(ModuleName, 93, fmt.Sprintf("deprecated, use %s module's apis", liquidstakeibctypes.ModuleName))
 )