AUM tests fail on RPi4 due to lack of space

Background

Some AUM tests fail on RPi4 due to lack of space

Apr 23 19:49:43 apertis apertis-update-[604]: Ostree upgrade failed: Installing kernel: regfile copy: No space left on device

https://lava.collabora.dev/scheduler/job/13488994#L13010

Reproducibility

How often the issue is hit when repeating the steps to reproduce and changing nothing?

Put the ✅ in the most appropriate entry:

1. always
2. ✅ often, but not always
3. rarely

Impact of bug

How severe is the bug? Does it render an image unbootable? Is it a security issue? Does it prevent specific applications from working? What is the impact? Does this bug affect a critical component? Does it cause something else to not work? How often is the bug likely to be found by a user? For example, every boot or once per year?

Outcomes

• apertis-image-recipes!667 (merged)
• apertis-image-recipes!668 (merged)
• apertis-image-recipes!669 (merged)
• tests/apertis-test-cases!631 (merged)

Management data

This section is for management only, it should be the last one in the description.

/cc @andrunko @em @Balasubramanian @sudarshan @wlozano

Phabricator link: https://phabricator.apertis.org/T10452