message: refactor(withLatestFrom): remove unnecessary/incorrect typing, use inferrence
diff: @@ -161,7 +161,7 @@ export function withLatestFrom<T, R>(...inputs: any[]): OperatorFunction<T, R> {
  // An array of whether or not the other sources have emitted. Matched with them by index.
  // TODO: At somepoint, we should investigate the performance implications here, and look
  // into using a `Set()` and checking the `size` to see if we're ready.
  - let hasValue: Record<string, any> = inputs.map(() => false);
  + let hasValue = inputs.map(() => false);
  // Flipped true when we have at least one value from all other sources and
  // we are ready to start emitting values.
  let ready = false;
  