Follow-up from "Run tests on aarch64": Maybe add supoprt for aarch64 in the examples

The following discussion from !948 (merged) should be addressed:

• @jjardon started a discussion: (+5 comments)

  @valentindavid how come the autotools tests are only for x86_64? I do not want to block this MR on this but maybe we should open an issue to make test like this architecture independent?