fix(plugin-eslint): remove unsupported parameter for ESLint 9+

Author: matejchalk

packages/plugin-eslint/src/lib/meta/parse.ts

@@ -19,7 +19,7 @@ export function parseRuleId(ruleId: string): { plugin?: string; name: string } {
 }
 
 export function isRuleOff(entry: Linter.RuleEntry<unknown[]>): boolean {
-  const level: Linter.RuleLevel = Array.isArray(entry) ? entry[0] : entry;
+  const level = Array.isArray(entry) ? entry[0] : entry;
 
   switch (level) {
     case 0:

packages/plugin-eslint/src/lib/runner/lint.unit.test.ts

@@ -96,7 +96,6 @@ describe('lint', () => {
     await lint(config);
     expect(ESLint).toHaveBeenCalledWith<ConstructorParameters<typeof ESLint>>({
       overrideConfigFile: '.eslintrc.js',
-      useEslintrc: false,
       errorOnUnmatchedPattern: false,
     });
 

packages/plugin-eslint/src/lib/setup.ts

@@ -4,7 +4,6 @@ import type { ESLintTarget } from './config';
 export function setupESLint(eslintrc: ESLintTarget['eslintrc']) {
   return new ESLint({
     overrideConfigFile: eslintrc,
-    useEslintrc: !eslintrc,
     errorOnUnmatchedPattern: false,
   });
 }