Incorrect package set assignment

This package https://public.purldb.io/api/packages/8ba75e91-eddf-4a75-b9b6-5f16651dbaf2/

```JSON
{
"url": "https://public.purldb.io/api/packages/8ba75e91-eddf-4a75-b9b6-5f16651dbaf2/",
"uuid": "8ba75e91-eddf-4a75-b9b6-5f16651dbaf2",
"filename": "inherits-2.0.1.tgz",
"package_sets": [
{
"uuid": "b7ca9031-7ca8-40ac-bf0c-ab86821b7866",
"packages": [
"https://public.purldb.io/api/packages/8ba75e91-eddf-4a75-b9b6-5f16651dbaf2/",
"https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/"
]
}
],
"package_content": null,
"purl": "pkg:npm/inherits@2.0.1",
"type": "npm",
"namespace": "",
"name": "inherits",
"version": "2.0.1",
"qualifiers": "",
"subpath": "",
"primary_language": "JavaScript",
"description": "Browser-friendly inheritance fully compatible with standard node.js inherits()",
"release_date": null,
"parties": [
{
"type": "person",
"role": "maintainer",
"name": "isaacs",
"email": "i@izs.me",
"url": null
}
],
"keywords": [
"inheritance",
"class",
"klass",
"oop",
"object-oriented",
"inherits",
"browser",
"browserify"
],
"homepage_url": null,
"download_url": "https://registry.npmjs.org/inherits/-/inherits-2.0.1.tgz",
"bug_tracking_url": "https://github.com/isaacs/inherits/issues",
"code_view_url": null,
"vcs_url": "git://github.com/isaacs/inherits",
"repository_homepage_url": "https://www.npmjs.com/package/inherits",
"repository_download_url": "https://registry.npmjs.org/inherits/-/inherits-2.0.1.tgz",
"api_data_url": "https://registry.npmjs.org/inherits/2.0.1",
"size": null,
"md5": null,
"sha1": "b17d08d326b4423e568eff719f91b0b1cbdf69f1",
"sha256": "e0d5493f8142aff09125344665a90a8227b9a3ffa4bb8d086d0fb471c00deb29",
"sha512": "f275aada72d3030774da34ea244c54605483fdf2aae951fd63fa06d9a71c73f91d23457df016a0f1de5ae208b75c7cfbdeb0d66b63ef4edbdc598aae2aa48434",
"copyright": "Copyright (c) Isaac Z. Schlueter",
"holder": null,
"declared_license_expression": "isc",
"declared_license_expression_spdx": "ISC",
"license_detections": [
{
"matches": [
{
"score": 100.0,
"matcher": "1-spdx-id",
"end_line": 1,
"rule_url": null,
"start_line": 1,
"matched_text": "ISC",
"match_coverage": 100.0,
"matched_length": 1,
"rule_relevance": 100,
"rule_identifier": "spdx-license-identifier-isc-9931cb7ad33c2eb18f322c94660b670a84186baa",
"license_expression": "isc"
}
],
"identifier": "isc-6c4320cc-eb5b-3792-8c56-b8565fff1119",
"license_expression": "isc"
}
],
"other_license_expression": null,
"other_license_expression_spdx": null,
"other_license_detections": [],
"extracted_license_statement": "- ISC\n",
"notice_text": null,
"source_packages": [],
"extra_data": {
"package_content": 4
},
"package_uid": "pkg:npm/inherits@2.0.1?uuid=8ba75e91-eddf-4a75-b9b6-5f16651dbaf2",
"datasource_id": "npm_package_json",
"file_references": [],
"dependencies": [],
"resources": "https://public.purldb.io/api/packages/8ba75e91-eddf-4a75-b9b6-5f16651dbaf2/resources/",
"history": "https://public.purldb.io/api/packages/8ba75e91-eddf-4a75-b9b6-5f16651dbaf2/history/"
}
```

... is wrongly in a package set with: https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/

```JSON
{
"url": "https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/",
"uuid": "b7f3c046-e787-4fc8-9a4a-9f1d6799e016",
"filename": null,
"package_sets": [
{
"uuid": "b7ca9031-7ca8-40ac-bf0c-ab86821b7866",
"packages": [
"https://public.purldb.io/api/packages/8ba75e91-eddf-4a75-b9b6-5f16651dbaf2/",
"https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/"
]
},
{
"uuid": "137c4e03-ac6f-4f4d-99e2-2a63a430edf9",
"packages": [
"https://public.purldb.io/api/packages/8481d248-547b-463c-877c-e06fee85785b/",
"https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/"
]
}
],
"package_content": "source_repo",
"purl": "pkg:github/substack/node-browserify@2.0.1",
"type": "github",
"namespace": "substack",
"name": "node-browserify",
"version": "2.0.1",
"qualifiers": "",
"subpath": "",
"primary_language": null,
"description": null,
"release_date": null,
"parties": [],
"keywords": [],
"homepage_url": null,
"download_url": "https://github.com/substack/node-browserify/archive/refs/tags/2.0.1.tar.gz",
"bug_tracking_url": null,
"code_view_url": null,
"vcs_url": null,
"repository_homepage_url": null,
"repository_download_url": null,
"api_data_url": null,
"size": null,
"md5": null,
"sha1": null,
"sha256": null,
"sha512": null,
"copyright": null,
"holder": null,
"declared_license_expression": null,
"declared_license_expression_spdx": null,
"license_detections": [],
"other_license_expression": null,
"other_license_expression_spdx": null,
"other_license_detections": [],
"extracted_license_statement": null,
"notice_text": null,
"source_packages": [],
"extra_data": {},
"package_uid": "pkg:github/substack/node-browserify@2.0.1?uuid=b7f3c046-e787-4fc8-9a4a-9f1d6799e016",
"datasource_id": null,
"file_references": [],
"dependencies": [],
"resources": "https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/resources/",
"history": "https://public.purldb.io/api/packages/b7f3c046-e787-4fc8-9a4a-9f1d6799e016/history/"
}
```