Revert "Update NSS to 3.35-RTM"

This reverts commit f1a0f0a56fdd0fc39f255174ce08c06b91c66c94.

security/nss/automation/taskcluster/docker-decision/Dockerfile

@@ -12,9 +12,6 @@ RUN chmod +x /home/worker/bin/*
 ADD setup.sh /tmp/setup.sh
 RUN bash /tmp/setup.sh
 
-# Change user.
-USER worker
-
 # Env variables.
 ENV HOME /home/worker
 ENV SHELL /bin/bash

security/nss/automation/taskcluster/docker-decision/bin/checkout.sh

@@ -2,6 +2,11 @@
 
 set -v -e -x
 
+if [ $(id -u) = 0 ]; then
+    # Drop privileges by re-running this script.
+    exec su worker $0
+fi
+
 # Default values for testing.
 REVISION=${NSS_HEAD_REVISION:-default}
 REPOSITORY=${NSS_HEAD_REPOSITORY:-https://hg.mozilla.org/projects/nss}