Fix go problems in test files

go.mod

@@ -18,6 +18,7 @@ require (
 	github.com/cosmos/cosmos-proto v1.0.0-beta.5
 	github.com/cosmos/cosmos-sdk v0.50.6
 	github.com/cosmos/gogoproto v1.4.12
+	github.com/golang/mock v1.6.0
 	github.com/golang/protobuf v1.5.4
 	github.com/google/uuid v1.6.0
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0
@@ -104,7 +105,6 @@ require (
 	github.com/gogo/googleapis v1.4.1 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/glog v1.2.0 // indirect
-	github.com/golang/mock v1.6.0 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/btree v1.1.2 // indirect
 	github.com/google/cel-go v0.18.2 // indirect

testutil/keeper/gridnode.go

@@ -43,13 +43,15 @@ func GridnodeKeeper(t testing.TB) (*keeper.Keeper, sdk.Context) {
 
 	// Create a mock BankKeeper for testing purposes
 	bankKeeper := mockBankKeeper()
+	accountKeeper := mockAccountKeeper()
 
 	k := keeper.NewKeeper(
 		cdc,
 		paramsSubspace,
 		bankKeeper, // Pass the bankKeeper as an argument
 		authority.String(),
 		runtime.NewKVStoreService(storeKey),
+		accountKeeper,
 	)
 
 	ctx := sdk.NewContext(stateStore, tmproto.Header{}, false, log.NewNopLogger())
@@ -67,3 +69,11 @@ func mockBankKeeper() types.BankKeeper {
 	// with the necessary methods for your tests
 	return &MockBankKeeper{}
 }
+
+// Create a mock BankKeeper for testing purposes
+func mockAccountKeeper() types.AccountKeeper {
+	// Implement your mock BankKeeper here
+	// This can be a simple struct that fulfills the types.BankKeeper interface
+	// with the necessary methods for your tests
+	return &MockAccountKeeper{}
+}