This MR fixes only a small typo. However, that typo might affect all simulations of OGS with MFront behaviours that use temperature dependent MFront behaviours!
Before this MR the temperature
T was always 0 (wrong) in the MFront behaviour and
current T - 0 (wrong). But
T + dT = current T (right). So if your MFront behaviours use
dT separately, you are affected, but if they use only
T + dT you are probably lucky.
Feature description was added to the changelog