[MEDIATEK] Rework the MTK bootscript to use overlays from straps
Matching the changes in the bootscript from the meta-layer: meta-seco-mtk@d45b9044
Hi all, Please be informed that the GitLab instance will undergo a scheduled upgrade on Friday, 19th September 2025. As a result, the instance will be in maintenance from 2:00 PM to 6:00 PM CEST. All runner jobs will be terminated before the upgrade starts. We appreciate your understanding and will do our best to complete the upgrade within the scheduled window.
Thank you,
Matching the changes in the bootscript from the meta-layer: meta-seco-mtk@d45b9044