convert to const in for-of loops

[j4k0xb]

should also work for

for (let item of array) {
  console.log(item);
}

->

for (const item of array) {
  console.log(item);
}

[lgrammel]

@j4k0xb Thanks for the bug report! I've just released v1.150.3, which fixes this bug. Please re-open this issue if you still encounter the issue in v1.150.3 or higher.