SWDEV-504756 - Prevent the modification of interpreter directives (#168)

CPACK is converting /usr/bin/env python3 to /usr/libexec/platform-python in RHEL8.
This is resulting in dependency to platform-python
Undefining __brp_mangle_shebangs will prevent the same

cmake/ConfigCPack.cmake

@@ -250,6 +250,7 @@ string(REPLACE ";" ", " _RPM_PACKAGE_REQUIRES "${_RPM_PACKAGE_REQUIRES}")
 set(CPACK_RPM_PACKAGE_REQUIRES
     ${_RPM_PACKAGE_REQUIRES}
     CACHE STRING "RPM package requires" FORCE)
+set(CPACK_RPM_SPEC_MORE_DEFINE "%undefine __brp_mangle_shebangs")
 set(CPACK_RPM_PACKAGE_LICENSE "MIT")
 set(CPACK_RPM_FILE_NAME "RPM-DEFAULT")
 set(CPACK_RPM_PACKAGE_RELEASE_DIST ON)