Linux arm64 lost in 5.7.0

[DominikKamp]

The support for manylinux_2_28_aarch64 introduced somewhere around #1020 in version 5.6.0 apparently got lost again in version 5.7.0, see https://pypi.org/project/PySCIPOpt/5.7.0/#files.

Noticed by @gtjusila.

[Joao-Dionisio]

Discussion moved to scipopt/scipoptsuite-deploy#33

[Joao-Dionisio]

Closed by #1126