tests/e2e: Do not try to list /proc/acpi on non-amd64

[ricardobranco777]

Fixes #28266

Checklist

Ensure you have completed the following checklist for your pull request to be reviewed:

• Certify you wrote the patch or otherwise have the right to pass it on as an open-source patch by signing all
  commits. (git commit -s). (If needed, use git commit -s --amend). The author email must match
  the sign-off email address. See CONTRIBUTING.md
  for more information.
• Referenced issues using Fixes: #00000 in commit message (if applicable)
• Tests have been added/updated (or no tests are needed)
• Documentation has been updated (or no documentation changes are needed)
• All commits pass make validatepr (format/lint checks)
• Release note entered in the section below (or None if no user-facing changes)

Does this PR introduce a user-facing change?

None

[ricardobranco777]

Verification runs:

• podman/e2e aarch64 https://openqa.opensuse.org/tests/5741775
• podman/e2e+crun aarch64 https://openqa.opensuse.org/tests/5741703
• podman/rootless/e2e aarch64 https://openqa.opensuse.org/tests/5741704
• podman/rootless/e2e+crun aarch64 https://openqa.opensuse.org/tests/5741750

[Luap99]

LGTM

[TomSweeneyRedHat]

LGTM

[TomSweeneyRedHat]

/lgtm