[Errata] Erratum for the Report “Genomic correlates of response to CTLA-4 blockade in metastatic melanoma” by E. M. Van Allen, D. Miao, B. Schilling, S. A. Shukla, C. Blank, L. Zimmer, A. Sucker, U. Hillen, M. H. Geukes Foppen, S. M. Goldinger, J. Uti