ffho-ath9k-blackout-workaround: fixed

ffho/ffho-ath9k-blackout-workaround/files/lib/gluon/upgrade/900-ath9k-blackout-workaround

@@ -3,7 +3,7 @@
 local fs = require 'nixio.fs'
 local site = require 'gluon.site_config'
 
-local step_size = site.ath9k-workaround.step_size
+local step_size = site.ath9k_workaround.step_size
 
 local f = io.open('/usr/lib/micron.d/ath9k-blackout-workaround', 'w')
 f:write(string.format('*/%i * * * * /usr/sbin/ath9k-blackout-workaround\n', step_size))