fix: fix exec windows command test failed

system/os.go

@@ -56,6 +56,9 @@ func ExecCommand(command string) (stdout, stderr string, err error) {
 	var errout bytes.Buffer
 
 	cmd := exec.Command("/bin/bash", "-c", command)
+	if IsWindows() {
+		cmd = exec.Command("cmd")
+	}
 	cmd.Stdout = &out
 	cmd.Stderr = &errout
 	err = cmd.Run()

system/os_test.go

@@ -56,5 +56,7 @@ func TestExecCommand(t *testing.T) {
 		t.Logf("error: %v\n", err)
 	}
 
-	assert.IsNotNil(err)
+	if !IsWindows() {
+		assert.IsNotNil(err)
+	}
 }