[tests] [cholesky] Minor change to cholesky benchmark
[tests] [cholesky] Minor change to cholesky benchmark

mit-carbon/Graphite-Cycle-Level,nkawahara/Graphite,fhijaz/Graphite,mit-carbon/Graphite,victorisildur/Graphite,mit-carbon/Graphite-Cycle-Level,8l/Graphite,victorisildur/Graphite,mit-carbon/Graphite,8l/Graphite,nkawahara/Graphite,mit-carbon/Graphite-Cycle-Level,8l/Graphite,nkawahara/Graphite,mit-carbon/Graphite-Cycle-Level,mit-carbon/Graphite,mit-carbon/Graphite,fhijaz/Graphite,fhijaz/Graphite,victorisildur/Graphite,nkawahara/Graphite,victorisildur/Graphite,fhijaz/Graphite,8l/Graphite