{Packaging} Adapt entry script to Mariner: hardcode %{_lib} to lib64

[jiasli]

Description

This is to support

• [Packaging] Add Dockerfile.mariner to support Mariner build #20061

References

• {Packaging} Unblock installation in customized location for deb and RPM  #17491

[jiasli]

A very valuable post: https://stackoverflow.com/questions/3113472/how-to-make-an-rpm-spec-that-installs-libraries-to-usr-lib-xor-usr-lib64-based. Thanks @chalamalasetty.

According to this, if we download a package from https://packages.microsoft.com/yumrepos/azure-cli/ and unzip it, we can see lib64 is already hardcoded when packaging:

[mfrw]

A very valuable post: https://stackoverflow.com/questions/3113472/how-to-make-an-rpm-spec-that-installs-libraries-to-usr-lib-xor-usr-lib64-based. Thanks @chalamalasetty.

According to this, if we download a package from https://packages.microsoft.com/yumrepos/azure-cli/ and unzip it, we can see lib64 is already hardcoded when packaging:

This looks like a win-win :)

[mfrw]

LGTM.
Thank you @jiasli