fix libappindicator dependency in OpenSUSE
fix libappindicator dependency in OpenSUSE

Fix by @marceloatie, originally in https://github.com/keybase/client/pull/5226,
squashed and merged by @oconnor663.

keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client