use strings.Split func

Signed-off-by: Meredith Lancaster <malancas@github.com>

pkg/cmd/attestation/inspect/inspect_test.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"fmt"
 	"net/http"
+	"strings"
 	"testing"
 
 	"github.com/cli/cli/v2/pkg/cmd/attestation/artifact/oci"
@@ -13,7 +14,6 @@ import (
 
 	"github.com/cli/cli/v2/pkg/httpmock"
 	"github.com/cli/cli/v2/pkg/iostreams"
-	"github.com/google/shlex"
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
@@ -112,13 +112,12 @@ func TestNewInspectCmd(t *testing.T) {
 				return nil
 			})
 
-			argv, err := shlex.Split(tc.cli)
-			assert.NoError(t, err)
+			argv := strings.Split(tc.cli, " ")
 			cmd.SetArgs(argv)
 			cmd.SetIn(&bytes.Buffer{})
 			cmd.SetOut(&bytes.Buffer{})
 			cmd.SetErr(&bytes.Buffer{})
-			_, err = cmd.ExecuteC()
+			_, err := cmd.ExecuteC()
 			if tc.wantsErr {
 				assert.Error(t, err)
 				return