Fix S2 PSD14 image refining flag reading
In maja 4.5.0 the image refining flag is read from the datastrip. It appers that this flag is missing on some products metadata, so maja should be robustified to take this case into account
In maja 4.5.0 the image refining flag is read from the datastrip. It appers that this flag is missing on some products metadata, so maja should be robustified to take this case into account