fixed some misspellings in the changes file
fixed some misspellings in the changes file

5977862/redis-py,redis/redis-py,andymccurdy/redis-py,alisaifee/redis-py,mozillazg/redis-py-doc,andymccurdy/redis-py,5977862/redis-py,alisaifee/redis-py,redis/redis-py,andymccurdy/redis-py,5977862/redis-py,mozillazg/redis-py-doc