Uninitialised read in sep/extract.cpp

[TallFurryMan]

https://github.com/rlancaste/stellarsolver/blob/e0aa8d394aa9ddd5ad9c1052fff249d019913c49/stellarsolver/sep/extract.cpp#L269-L271

https://github.com/rlancaste/stellarsolver/blob/e0aa8d394aa9ddd5ad9c1052fff249d019913c49/stellarsolver/sep/extract.cpp#L610

if luflag is true and some other conditions around line 570, info is used uninitialised here.