[PR #1501] Fix filename comment in TaskDelegate header.
[PR #1501] Fix filename comment in TaskDelegate header.

The file was likely renamed without the comment being updated. Comment used to report:

```
//  Error.swift
```
twobitlabs/Alamofire,Alamofire/Alamofire,jschmid/Alamofire,mbhuta/Alamofire,Farteen/Alamofire,Lomotif/Alamofire,tonyli508/AlamofireDomain,Vkt0r/Alamofire,Noobish1/Alamofire,antigp/Alamofire,Alamofire/Alamofire,jschmid/Alamofire,Noobish1/Alamofire,Farteen/Alamofire,Lomotif/Alamofire,easyui/Alamofire,iosheadhunter/Alamofire,richardPFisk/Alamofire,easyui/Alamofire,Vkt0r/Alamofire,dgdosen/Alamofire,richardPFisk/Alamofire,yimajo/Alamofire,mbhuta/Alamofire,yimajo/Alamofire,dgdosen/Alamofire,antigp/Alamofire,tonyli508/AlamofireDomain,twobitlabs/Alamofire,iosheadhunter/Alamofire