osbuild: Fix not failing on failable tasks

The task can only fail as a whole, thus it only makes sense to set all
architectures (`*`) as failable. The correct value needs to be checked
though.

JIRA: RHELCMP-3412
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>

pungi/phases/osbuild.py

@@ -96,12 +96,7 @@ class RunOSBuildThread(WorkerThread):
         self.can_fail = can_fail
         self.num = num
         with util.failable(
-            compose,
-            bool(config.get("failable")),
-            variant,
-            "*",
-            "osbuild",
-            logger=self.pool._logger,
+            compose, can_fail, variant, "*", "osbuild", logger=self.pool._logger,
         ):
             self.worker(
                 compose, variant, config, arches, version, release, target, repo

tests/test_osbuild_phase.py

@@ -381,7 +381,7 @@ class RunOSBuildThreadTest(helpers.PungiTestCase):
                     None,
                     "image-target",
                     [self.topdir + "/compose/Everything/$arch/os"],
-                    ["x86_64"],
+                    False,
                 ),
                 1,
             )
@@ -408,7 +408,7 @@ class RunOSBuildThreadTest(helpers.PungiTestCase):
                 None,
                 "image-target",
                 [self.topdir + "/compose/Everything/$arch/os"],
-                ["x86_64"],
+                True,
             ),
             1,
         )