No bug - Schedule emulator-jb debug builds. r=garndt

--HG--
extra : amend_source : c57c61267048dae097f7c1e24040aead84a0be55

testing/taskcluster/tasks/builds/b2g_emulator_jb_debug.yml

@@ -8,11 +8,14 @@ task:
   scopes:
     - 'docker-worker:cache:workspace-emulator-jb-debug'
   metadata:
-    name: '[TC] B2G Emulator JB: (Debug)'
+    name: '[TC] B2G Emulator JB (Debug)'
 
   extra:
-    # Disable "TC" prefix...
+    treeherderEnv:
+      - production
+      - staging
     treeherder:
+      # Disable "TC" prefix...
       groupSymbol: "?"
       collection:
         debug: true