Docstring fixes in triangulate() method in UndirectedGraph class.
Docstring fixes in triangulate() method in UndirectedGraph class.

kislayabhi/pgmpy,anaviltripathi/pgmpy,khalibartan/pgmpy,sandeepkrjha/pgmpy,pratyakshs/pgmpy,khalibartan/pgmpy,palashahuja/pgmpy,jhonatanoliveira/pgmpy,pratyakshs/pgmpy,sandeepkrjha/pgmpy,vivek425ster/pgmpy,yashu-seth/pgmpy,kris-singh/pgmpy,abinashpanda/pgmpy,jhonatanoliveira/pgmpy,liquidmetal/pgmpy,kislayabhi/pgmpy,vivek425ster/pgmpy,palashahuja/pgmpy,kris-singh/pgmpy,pgmpy/pgmpy,anaviltripathi/pgmpy,abinashpanda/pgmpy,ankurankan/pgmpy,yashu-seth/pgmpy,pgmpy/pgmpy,liquidmetal/pgmpy,ankurankan/pgmpy