[FS#437] Wifi detect does not work

[LEDE Bugs]

The following task has a new comment added:

FS#437 - Wifi detect does not work
User who did this - rogerpueyo (rogerpueyo)

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Actually, calling the tool still shows the option:

root at LEDE:/# wifi --help
Usage: /sbin/wifi [down|detect|reload|status]
enables (default), disables or detects a wifi configuration.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=437#comment1461