fix(manager:nuget): use upath for cross-platform paths (#15242)

.eslintrc.js

@@ -71,7 +71,10 @@ module.exports = {
 
     // disallow direct `nock` module usage as it causes memory issues.
     // disallow `parse-link-header` to allow override ENV https://github.com/thlorenz/parse-link-header#environmental-variables
-    'no-restricted-imports': [2, { paths: ['nock', 'parse-link-header'] }],
+    'no-restricted-imports': [
+      2,
+      { paths: ['nock', 'parse-link-header', 'path'] },
+    ],
 
     // Makes no sense to allow type inference for expression parameters, but require typing the response
     '@typescript-eslint/explicit-function-return-type': [

lib/modules/manager/nuget/artifacts.ts

@@ -1,5 +1,5 @@
-import { join } from 'path';
 import { quote } from 'shlex';
+import { join } from 'upath';
 import { TEMPORARY_ERROR } from '../../../constants/error-messages';
 import { logger } from '../../../logger';
 import { exec } from '../../../util/exec';

tools/clean-cache.mjs

@@ -1,6 +1,6 @@
 import { tmpdir } from 'os';
-import { join } from 'path';
 import { remove } from 'fs-extra';
+import { join } from 'upath';
 
 // eslint-disable-next-line @typescript-eslint/no-floating-promises
 (async () => {