Remove call to junit from math ci (#1691)

[ROCm/rccl commit: e5bf7bc5b1]

projects/rccl/.jenkins/common.groovy

@@ -29,7 +29,6 @@ def runTestCommand (platform, project, gfilter, envars)
             """
 
    platform.runCommand(this, command)
-   junit "${project.paths.project_build_prefix}/build/release/test/*.xml"
 }
 
 def runPackageCommand(platform, project, jobName)