Clean up example supervisor conf file

supervisor.example.conf

@@ -1,9 +1,9 @@
 # When deploying to production, change DJANGO_SITE to one of PBP, CP, WP, IA
 # Also make sure you update the pbp.sock file below to be the same string
-[program:pbp_com]
+[program:pbp]
 environment=
-    DJANGO_SITE="PBP"
-    DJANGO_DB_PASS="<password>"
+    DJANGO_SITE=PBP,
+    DJANGO_DB_PASS=<password>
 command=/var/lib/virtualenvs/pbp/bin/uwsgi --socket /var/lib/django/run/PBP.sock --pythonpath /var/lib/django/pbp_com -w uwsgi --chmod
 autostart=true
 autorestart=true