[MacPorts] #66376: "brightness @1.2" fails on my M1 macbook pro

[MacPorts]

#66376: "brightness @1.2" fails on my M1 macbook pro
----------------------------+------------------------
 Reporter:  MaurizioLoreti  |      Owner:  (none)
     Type:  defect          |     Status:  new
 Priority:  Normal          |  Milestone:
Component:  ports           |    Version:  2.8.0
 Keywords:                  |       Port:  brightness
----------------------------+------------------------
 I have a MacBook Pro 16" with an M1 max processor.  "brightness" fails
 with the following message"

 {{{
 MLO at Strider 5 $ brightness -lv
 display 0: main, active, awake, online, built-in, ID 0x1
         resolution 1728 x 1117 pt (3456 x 2234 px) @ 120.0 Hz, origin (0,
 0)
         physical size 344 x 223 mm
         IOKit flags 0x2000007; IOKit display mode ID 0x36
         usable for desktop GUI, uses OpenGL acceleration
 brightness: failed to get brightness of display 0x1 (error -536870201)
 }}}

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Ticket URL: <https://trac.macports.org/ticket/66376>
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