manifest: sdk-zephyr: Remove child/parent image support

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Automatically created by action-manifest-pr GH action from PR: nrfconnect/sdk-zephyr#2343

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The following west manifest projects have changed revision in this Pull Request:

Name	Old Revision	New Revision	Diff
zephyr	nrfconnect/sdk-zephyr@15ffa30 (main)	nrfconnect/sdk-zephyr#2343	nrfconnect/sdk-zephyr#2343/files

⛔ DNM label due to: 1 project with PR revision

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You can find the documentation preview for this PR at this link. It will be updated about 10 minutes after the documentation build succeeds.

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CI Information

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Build number: 1

Inputs:

Sources:

more details

Github labels

Enabled	Name	Description
	ci-disabled	Disable the ci execution
	ci-all-test	Run all of ci, no test spec filtering will be done
	ci-force-downstream	Force execution of downstream even if twister fails
	ci-run-twister	Force run twister
	ci-run-zephyr-twister	Force run zephyr twister

List of changed files detected by CI (0)

Outputs:

Toolchain

Version:
Build docker image:

Test Spec & Results: ✅ Success; ❌ Failure; 🟠 Queued; 🟡 Progress; ◻️ Skipped; ⚠️ Quarantine

• ❌ Toolchain
• ❌ Build twister
• ❌ Integration tests

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