fix link to no longer updated github page
fix link to no longer updated github page

makaimc/fullstackpython.com,mattmakai/fullstackpython.com,makaimc/fullstackpython.com,makaimc/fullstackpython.com,makaimc/fullstackpython.com,mattmakai/fullstackpython.com,mattmakai/fullstackpython.com