Bug 1824856 - don't use nightly / level3 signing on oak. r=releng-reviewers,gbrown DONTBUILD

oak was reset and moved to level2 in bug 1819778 so it shouldn't use prod
signing now.

Differential Revision: https://phabricator.services.mozilla.com/D173977

taskcluster/gecko_taskgraph/util/attributes.py

@@ -19,7 +19,6 @@ RELEASE_PROJECTS = {
     "comm-central",
     "comm-beta",
     "comm-esr102",
-    "oak",
 }
 
 RELEASE_PROMOTION_PROJECTS = {
@@ -31,8 +30,8 @@ RELEASE_PROMOTION_PROJECTS = {
 
 TEMPORARY_PROJECTS = set(
     {
-        # When using a "Disposeabel Project Branch" you can specify your branch here. e.g.:
-        # 'oak',
+        # When using a "Disposable Project Branch" you can specify your branch here. e.g.:
+        "oak",
     }
 )
 

taskcluster/gecko_taskgraph/util/scriptworker.py

@@ -51,7 +51,6 @@ SIGNING_SCOPE_ALIAS_TO_PROJECT = [
         {
             "mozilla-central",
             "comm-central",
-            "oak",
         },
     ],
     [