fix ls.mumps for symmetric complex valued matrices
fix ls.mumps for symmetric complex valued matrices

sfepy/sfepy,vlukes/sfepy,BubuLK/sfepy,rc/sfepy,vlukes/sfepy,sfepy/sfepy,sfepy/sfepy,rc/sfepy,BubuLK/sfepy,BubuLK/sfepy,rc/sfepy,vlukes/sfepy