[fenix] Bug 1608882 - part 2: Let fennec-nightly upload APKs on Google Play's alpha track

taskcluster/ci/push-apk/kind.yml

@@ -26,10 +26,7 @@ job-template:
     description: Publish Fenix
     worker-type: push-apk
     worker:
-        commit:
+        commit: true
-            by-build-type:
-                fennec-nightly: false
-                default: true
         channel:
             by-build-type:
                 fennec-nightly: fennec-nightly

taskcluster/fenix_taskgraph/transforms/push_apk.py

@@ -18,7 +18,7 @@ transforms = TransformSequence()
 @transforms.add
 def resolve_keys(config, tasks):
     for task in tasks:
-        for key in ("worker.channel", "worker.commit", "worker.dep"):
+        for key in ("worker.channel", "worker.dep"):
             resolve_keyed_by(
                 task,
                 key,