ENH: Set Docker base build type to MinSizeRel.
ENH: Set Docker base build type to MinSizeRel.

Size time and space.

KitwareMedical/ITKUltrasound,thewtex/ITKUltrasound,KitwareMedical/ITKUltrasound,KitwareMedical/ITKUltrasound,thewtex/ITKUltrasound,thewtex/ITKUltrasound