Update NSS to 3.48 while keeping vc2013 hackfix and no-sslkeylogfile intact.

security/nss/.taskcluster.yml

@@ -38,8 +38,8 @@ tasks:
         description: |
             The task that creates all of the other tasks in the task graph
 
-      workerType: "hg-worker"
-      provisionerId: "aws-provisioner-v1"
+      workerType: "linux"
+      provisionerId: "nss-${repository.level}"
 
       scopes:
         - 'assume:repo:${repoUrl[8:]}:branch:default'
@@ -55,10 +55,11 @@ tasks:
         image: djmitche/nss-decision:0.0.3
 
         env:
-          TC_OWNER: "${push.owner}"
+          TC_OWNER: "${ownerEmail}"
           TC_SOURCE: "${repository.url}"
           TC_PROJECT: ${repository.project}
           TC_SCHEDULER_ID: "${schedulerId}"
+          MOZ_SCM_LEVEL: "${repository.level}"
           NSS_PUSHLOG_ID: '${push.pushlog_id}'
           NSS_HEAD_REPOSITORY: '${repository.url}'
           NSS_HEAD_REVISION: '${push.revision}'