Move to manylinux_2_28

[philomath213]

Description

Moving to manylinux_2_28 since manylinux2014 is EOL and all compatible Linux distros are already EOL.

manylinux_2_28 is still maintained and provides the same compatibility as manylinux2014 in terms of maintained distros.

Details:

• https://github.com/pypa/manylinux
• https://github.com/mayeut/pep600_compliance

Affected Dependencies

None

How has this been tested?

• I did the tests on my machine inside the manylinux_2_28 container.

Checklist

• I have followed the Contribution Guidelines and Code of Conduct
• I have commented my code following the OpenMined Styleguide
• I have labeled this PR with the relevant Type labels
• My changes are covered by tests