unicorn/no-array-callback-reference does not report when optional chaining

[czizzy]

this rule is not reported when optional chaining

unicorn/no-array-callback-reference

function isString(arg) {
  return typeof arg === 'string';
}

const obj = { a: [], b: [] };

obj.a.filter(isString);
obj.b?.filter(isString);

only the first filter report an error.

[fisker]

Remove this line should fix this

eslint-plugin-unicorn/rules/no-array-callback-reference.js

Line 238 in 231529a

optionalMember: false,

PR welcome.