function createConfigForPerformanceTest() {
	let rules = "";

	for (const [ruleId] of builtinRules) {
		rules += `    "${ruleId}": 1,\n`;
	}

	const content = `
module.exports = [{
    "languageOptions": {sourceType: "commonjs"},
    "rules": {
    ${rules}
    }
}];`;

	content.to(PERF_ESLINTRC);
}
Creates a config file to use performance tests.
This config is turning all core rules on.
@returns {void}