suzerain:: store upper_phi_L_T

Will want upper_phi_L_T row-major so that upper_phi_L is
the column major view.  Also, more consistent with other
indexing within the routine.

git-svn-id: https://svn.ices.utexas.edu/repos/pecos/suzerain/trunk@43858 0bd85f0b-c151-43b9-a1e9-27231104551f