net: nexthop: Initialize all fields in dumped nexthops

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv4/nexthop.c"
                    ],
                    "versions": [
                        {
                            "version": "430a049190de3c9e219f43084de9f1122da04570",
                            "lessThan": "fd06cb4a5fc7bda3dea31712618a62af72a1c6cb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "430a049190de3c9e219f43084de9f1122da04570",
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                            "status": "affected",
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                        },
                        {
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                            "lessThan": "9e8f558a3afe99ce51a642ce0d3637ddc2b5d5d0",
                            "status": "affected",
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                        },
                        {
                            "version": "430a049190de3c9e219f43084de9f1122da04570",
                            "lessThan": "1377de719652d868f5317ba8398b7e74c5f0430b",
                            "status": "affected",
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                        },
                        {
                            "version": "430a049190de3c9e219f43084de9f1122da04570",
                            "lessThan": "7704460acd7f5d35eb07c52500987dc9b95313fb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "430a049190de3c9e219f43084de9f1122da04570",
                            "lessThan": "a13d3864b76ac87085ec530b2ff8e37482a63a96",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "430a049190de3c9e219f43084de9f1122da04570",
                            "lessThan": "6d745cd0e9720282cd291d36b9db528aea18add2",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv4/nexthop.c"
                    ],
                    "versions": [
                        {
                            "version": "5.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.282",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.224",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.165",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.103",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.44",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.10.3",
                            "lessThanOrEqual": "6.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.11",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }