CMake Warning Regarding Policy CMP0153 in FindGengetopt.cmake

[axel-grc]

When running CMake (version 3.30.5) to configure the RTK project, the following warning appears:

CMake Warning (dev) at cmake/FindGengetopt.cmake:75 (exec_program):
Policy CMP0153 is not set: The exec_program command should not be called.
Run "cmake --help-policy CMP0153" for policy details. Use the cmake_policy
command to set the policy and suppress this warning.

Use execute_process() instead.
Call Stack (most recent call first):
applications/rtkamsterdamshroud/CMakeLists.txt:1 (WRAP_GGO)
This warning is for project developers. Use -Wno-dev to suppress it.