ethernet: add 'preserve_8021x_leap_con' test
Check that reload of leap connection doesn't make it disappear.
https://bugzilla.redhat.com/show_bug.cgi?id=1374660
@Build:nm-1-10
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Check that reload of leap connection doesn't make it disappear.
https://bugzilla.redhat.com/show_bug.cgi?id=1374660
@Build:nm-1-10