chore(core): workaround for oomkills during imports

[diafour]

Description

Temporarily increase memory limit value to workaround OOMKill during importing huge images ~2.9GiB on linux kernels 6.12+.

Why do we need it, and what problem does it solve?

What is the expected result?

Checklist

• The code is covered by unit tests.
• e2e tests passed.
• Documentation updated according to the changes.
• Changes were tested in the Kubernetes cluster manually.

Changelog entries

section:
type:
summary:

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

Temporarily raised the memory limit for the importer container in the CDI configuration to 3600M to prevent OOMKills when handling large (~2.9GiB) image imports on newer Linux kernels, with a TODO to revert once the root cause is addressed.

File-Level Changes

Change	Details	Files
Increased memory limit for CDI importer	Changed memory limit from 600M to 3600M Added inline comment explaining the temporary workaround and TODO to revert	templates/cdi/config.yaml

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[sourcery-ai]

Hey there - I've reviewed your changes and they look great!

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[diafour]

Success on new cluster with nodes on linux kernel 6.12+.