Remove patches with a -1 from the needs final +2 list
Remove patches with a -1 from the needs final +2 list

If a patch has a -1 don't include it in the list of patches that need a
final +2.

Change-Id: Iffa45d364289920166f009961891461f88d859e3

stackforge/gerrit-dash-creator,Frostman/gerrit-dash-creator,Frostman/gerrit-dash-creator,Frostman/gerrit-dash-creator