kde/alligator: disable on armhf

[ci:skip-vercheck]
4 jobs for master in 2 minutes and 10 seconds (queued for 1 second)
Status Job ID Name Coverage
  First
passed #476658975
aports-static

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passed #476658973
shellcheck

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  Second
passed #476658979
aports-build

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passed #476658977
aports-static-upstream

00:00:29