/usr/lib/linux-tools/4.11.0-1015-azure/cpupower is in linux-tools-4.11.0-1015-azure 4.11.0-1015.15.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/linux-tools/4.11.0-1015-azure/../../linux-azure-tools-4.11.0-1015/cpupower