sysfile_getter/cpufreq: fix taball name
sysfile_getter/cpufreq: fix taball name

Commit 724f6e590e8ba3c2251e864e4216cf258ae7a861 changed sysfile_getter
behavior to first tar up copied files and then gzip them. Tarball name
needs to be updated to not include '.gz' extension.

jimboatarm/workload-automation,chase-qi/workload-automation,Sticklyman1936/workload-automation,bjackman/workload-automation,Sticklyman1936/workload-automation,ep1cman/workload-automation,Sticklyman1936/workload-automation,ep1cman/workload-automation,chase-qi/workload-automation,jimboatarm/workload-automation,jimboatarm/workload-automation,bathepawan/workload-automation,ep1cman/workload-automation,bjackman/workload-automation,bjackman/workload-automation,bathepawan/workload-automation,chase-qi/workload-automation,Sticklyman1936/workload-automation,chase-qi/workload-automation,bjackman/workload-automation,bathepawan/workload-automation,ep1cman/workload-automation,ep1cman/workload-automation,bathepawan/workload-automation,bathepawan/workload-automation,jimboatarm/workload-automation,ep1cman/workload-automation,chase-qi/workload-automation,bjackman/workload-automation,bathepawan/workload-automation,jimboatarm/workload-automation,chase-qi/workload-automation,Sticklyman1936/workload-automation,bjackman/workload-automation,jimboatarm/workload-automation,Sticklyman1936/workload-automation