Zapper canary testplan (New) (#1503)

* add: zapper canary testplan

* fix: don't fail when manifest cannot be fetched

* change: replaced with a nested part instead

providers/base/units/canary/test-plan.pxu

@@ -97,3 +97,14 @@ include:
  com.canonical.certification::after-suspend-ethernet/detect
  com.canonical.certification::after-suspend-ethernet/ping_.*
  com.canonical.certification::after-suspend-usb/storage-detect
+
+id: canary-zapper
+unit: test plan
+_name: Zapper release self-test (canary test plan)
+_description:
+ This test plan is meant to run on Zapper versions that are candidates for
+ a release against the latest beta Checkbox.
+estimated_duration: 5m
+nested_part:
+  com.canonical.certification::zapper-enabled-automated
+include:

tools/lab_dispatch/generic_source.yaml

@@ -49,11 +49,13 @@ test_data:
 
     # retrieve manifest
     MANIFEST_FILE=manifest.conf
+    set +e
     fetch_manifest --manifest_file manifest.conf $CID $HEXR_DEVICE_SECURE_ID
     if [ $? -ne 0 ]; then
         echo "Using default manifest"
         MANIFEST_FILE=$RESOURCES_PATH/manifest.conf
     fi
+    set -e
 
     ### create checkbox launcher
     # first dump the location specific infos in the launcher