[FS#864] Fix for 11ac (5Ghz) on TP-Link Archer C59 (ver 1.0)

[LEDE Bugs]

The following task is now closed:

FS#864 - Fix for 11ac (5Ghz) on TP-Link Archer C59 (ver 1.0)
User who did this - Piotr Dymacz (pepe2k)

Reason for closing: Fixed
Additional comments about closing: Fixed in e917e51bf9 and 34958c8269

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=864