[Sibiu-2026] Added speakers, updated program, removed organiser.#15798

Ovijmek21 wants to merge 1 commit intodevopsdays:maindevopsdays/devopsdays-web:mainfrom

mihai-satmarean:event/2026-sibiumihai-satmarean/devopsdays-web:event/2026-sibiuCopy head branch name to clipboard