Update attendance

Author: wesbland

_data/meetings/2023/07/attendance.csv

@@ -39,7 +39,7 @@
 "Martin SCHREIBER","Université Grenoble Alpes","0","1"
 "Purushotham V. Bangalore","University of Alabama","0","1"
 "Martin Ruefenacht","Leibniz Supercomputing Centre","0","1"
-"Brandon Cook","Lawrence Berkeley National Laboratory","0","-1"
+"Brandon Cook","Lawrence Berkeley National Laboratory","0","1"
 "Pedram Alizadeh","AMD","0","-1"
 "William Okuno","HPE","0","1"
 "Julien Adam","ParaTools SAS","0","1"