Update build.sh
Fix source path
#!/bin/bash
-cd lammps-stable_16Mar2018/src
+cd src
make yes-standard no-kim no-gpu no-kokkos no-mpiio no-mscg no-voronoi no-latte yes-user-meamc yes-user-phonon
cd ../lib/meam/
make -f Makefile.gfortran
