update adjacency list format for some test in moleculeTest
update adjacency list format for some test in moleculeTest

replace u* by u* p0 c0 mostly

chatelak/RMG-Py,pierrelb/RMG-Py,enochd/RMG-Py,comocheng/RMG-Py,pierrelb/RMG-Py,nickvandewiele/RMG-Py,nickvandewiele/RMG-Py,nyee/RMG-Py,chatelak/RMG-Py,comocheng/RMG-Py,nyee/RMG-Py,enochd/RMG-Py