message: hide synapse schema update logs by redirecting stderr
diff: BASE_DIR=$(realpath $(dirname $0))
  -pushd $BASE_DIR
  -pushd installations/consent
  +pushd $BASE_DIR > /dev/null
  +pushd installations/consent > /dev/null
  source env/bin/activate
  -./synctl start
  -popd
  -popd
  \ No newline at end of file
  +./synctl start 2> /dev/null
  +popd > /dev/null
  +popd > /dev/null
  \ No newline at end of file
  