Observability: enable error for meshed observability check#1174

Jerry-Jinfeng-Guo merged 3 commits intomainPowerGridModel/power-grid-model:mainfrom

feature/enable-notobservable-error-in-se-calculationsPowerGridModel/power-grid-model:feature/enable-notobservable-error-in-se-calculationsCopy head branch name to clipboard