[Feat] Add Pacman #86

[RupaakSrinivas]

@SubstantialCattle5 @3xpl0itk1t ,

Added a simple pacman game using turtle and freegames library, It has only one level , and when the game ends, it stops. Please create a folder under pythongames to add pacman main.py and readme.md

[3xpl0itk1t]

@RupaakSrinivas Add this game file in a pacman directory please so that its easier for us to manage

[RupaakSrinivas]

@3xpl0itk1t , @SubstantialCattle5 , I have added a new commit, with the pacman directory