1. Institute for Theoretical Physics, Center for Extreme Matter and Emergent Phenomena, Utrecht University, Princetonplein 5, 3584 CC Utrecht, The Netherlands
2. HH Wills Physics Laboratory, University of Bristol, Bristol BS8 1TL, United Kingdom
3. Institute of Physics, University of Freiburg, Hermann-Herder-Straße 3, Freiburg 79104, Germany