Try updating to Node 12 for the addon build task

marco-c · marco-c · commit 4be8a7e8f5c6 · 2021-09-10T02:10:16.000+02:00
diff --git a/.taskcluster.yml b/.taskcluster.yml
@@ -324,7 +324,7 @@ tasks:
               deadline: {$fromNow: '1 hour'}
               payload:
                 maxRunTime: 3600
-                image: node:11-alpine
+                image: node:12-alpine
                 command:
                   - sh
                   - -lxce
