Integrate gitlab-ci/generate-package-add-name2 and 2 more

Commit: seco-ne/yocto/infrastructure/gitlab-ci@d09e3a96

CI: generate_firmware: Add releasename as name to json file

To use the generated json file in the json-fwr tooling, it helps to fill the name.

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Commit: seco-ne/yocto/infrastructure/gitlab-ci@c2cd3b43

pipeline:confluence: Add parent for Flash-N-Go release page

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Commit: seco-ne/yocto/infrastructure/gitlab-ci@887db0df

pipelines: Add wic.img files to supported artefacts