Forced utf-8 encoding when loading common passwords in CommonPasswordValidator.
Forced utf-8 encoding when loading common passwords in CommonPasswordValidator.

Previously we used `decode()` which defaults to utf-8. This change
restores previous behavior.

Follow up to 28eac41510eb9de728bdfbc22a36f33ac75394f2.
elena/django,theo-l/django,manhhomienbienthuy/django,googleinterns/django,elena/django,georgemarshall/django,shaib/django,schinckel/django,felixxm/django,takis/django,simonw/django,claudep/django,freakboy3742/django,blighj/django,atul-bhouraskar/django,shaib/django,kaedroho/django,claudep/django,takis/django,django/django,apollo13/django,monetate/django,schinckel/django,theo-l/django,shaib/django,wkschwartz/django,freakboy3742/django,georgemarshall/django,solarissmoke/django,googleinterns/django,georgemarshall/django,dsanders11/django,theo-l/django,koordinates/django,adamchainz/django,solarissmoke/django,blighj/django,simonw/django,schinckel/django,ghickman/django,koordinates/django,wkschwartz/django,apollo13/django,rsalmaso/django,googleinterns/django,monetate/django,auvipy/django,simonw/django,wkschwartz/django,georgemarshall/django,rsalmaso/django,MarkusH/django,blighj/django,elena/django,monetate/django,MarkusH/django,rsalmaso/django,dsanders11/django,koordinates/django,solarissmoke/django,MarkusH/django,claudep/django,atul-bhouraskar/django,felixxm/django,adamchainz/django,auvipy/django,atul-bhouraskar/django,freakboy3742/django,manhhomienbienthuy/django,felixxm/django,atul-bhouraskar/django,felixxm/django,manhhomienbienthuy/django,ghickman/django,adamchainz/django,monetate/django,pauloxnet/django,ghickman/django,simonw/django,manhhomienbienthuy/django,solarissmoke/django,auvipy/django,auvipy/django,wkschwartz/django,apollo13/django,django/django,elena/django,MarkusH/django,ghickman/django,shaib/django,dsanders11/django,rsalmaso/django,pauloxnet/django,kaedroho/django,kaedroho/django,pauloxnet/django,claudep/django,adamchainz/django,django/django,googleinterns/django,blighj/django,pauloxnet/django,theo-l/django,schinckel/django,takis/django,takis/django,koordinates/django,dsanders11/django,apollo13/django,django/django