[Karabiner] Swap non_us_backslash and grave_accent_and_tilde for ru only

rule.json

 "rules": [
                    {
                        "description": "Swap non_us_backslash and grave_accent_and_tilde for ru only",
                        "manipulators": [
                            {
                                "conditions": [
                                    {
                                        "input_sources": [
                                            {
                                                "language": "ru"
                                            }
                                        ],
                                        "type": "input_source_if"
                                    }
                                ],
                                "from": {
                                    "key_code": "grave_accent_and_tilde",
                                    "modifiers": {
                                        "optional": [
                                            "right_shift",
                                            "left_shift"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "non_us_backslash"
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "input_sources": [
                                            {
                                                "language": "ru"
                                            }
                                        ],
                                        "type": "input_source_if"
                                    }
                                ],
                                "from": {
                                    "key_code": "non_us_backslash",
                                    "modifiers": {
                                        "optional": [
                                            "right_shift",
                                            "left_shift"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "grave_accent_and_tilde"
                                    }
                                ],
                                "type": "basic"
                            }
                        ]
                    }
                ]