chore(deps): update dependency ng-packagr to v21

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
ng-packagr	^20.1.0 -> ^21.0.0

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Release Notes

ng-packagr/ng-packagr (ng-packagr)

v21.0.0

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⚠ BREAKING CHANGES

• TypeScript versions older than 5.9 are no longer supported.
• The javascriptEnabled option for Less is no longer supported. Projects relying on inline JavaScript within Less files will need to refactor their stylesheets to remove this dependency.

Bug Fixes

• drop support for TypeScript 5.8 (7b48224)
• remove deprecated javascriptEnabled option for Less (d57278d)

Features

• write the types in types directory (7a5e8fb)
• add support for Angular version 21 (ed70e23)

v20.3.2

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Bug Fixes

• ensure deterministic ordering of 'exports' field (952ca64), closes #​3175

v20.3.1

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Performance

• reduce memory usage for multiple entry-points (non-watch) (e063368), closes #​3168

v20.3.0

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• No visible changes

v20.2.0

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Features

• Add support for TypeScript 5.9

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Configuration

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🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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This PR was generated by Mend Renovate. View the repository job log.

[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: package-lock.json

npm warn Unknown env config "store". This will stop working in the next major version of npm.
npm error code ERESOLVE
npm error ERESOLVE unable to resolve dependency tree
npm error
npm error While resolving: [email protected]
npm error Found: @angular/[email protected]
npm error node_modules/@angular/compiler-cli
npm error   dev @angular/compiler-cli@"^20.1.3" from the root project
npm error
npm error Could not resolve dependency:
npm error peer @angular/compiler-cli@"^21.0.0-next || ^21.0.0" from [email protected]
npm error node_modules/ng-packagr
npm error   dev ng-packagr@"^21.0.0" from the root project
npm error
npm error Fix the upstream dependency conflict, or retry
npm error this command with --force or --legacy-peer-deps
npm error to accept an incorrect (and potentially broken) dependency resolution.
npm error
npm error
npm error For a full report see:
npm error /runner/cache/others/npm/_logs/2025-12-03T18_50_51_600Z-eresolve-report.txt
npm error A complete log of this run can be found in: /runner/cache/others/npm/_logs/2025-12-03T18_50_51_600Z-debug-0.log