/usr/lib/linux-tools/4.13.0-1011-azure/x86_energy_perf_policy is in linux-tools-4.13.0-1011-azure 4.13.0-1011.14.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/linux-tools/4.13.0-1011-azure/../../linux-azure-tools-4.13.0-1011/x86_energy_perf_policy