bitbake: toaster: BuildTasksTable filters remove outcome NA option

In the 'outcome' filter for tasks, remove the 'not applicable' option,
since it should not be exposed to users.

(Bitbake rev: 4e21817b0d7a91e634bdb2069850627c38fde053)

Signed-off-by: Belen Barros Pena <belen.barros.pena@linux.intel.com>
Signed-off-by: Michael Wood <michael.g.wood@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/toaster/toastergui/buildtables.py

@@ -389,6 +389,8 @@ class BuildTasksTable(BuildTablesMixin):
                                    title="Filter Task by 'Outcome'")
 
         for outcome_enum, title in Task.TASK_OUTCOME:
+            if outcome_enum is Task.OUTCOME_NA:
+                continue
             action = TableFilterActionToggle(
                 title.replace(" ", "_").lower(),
                 "%s Tasks" % title,