Merge pull request #1489 from edx/jarv/sigh

for dry run option we must use migrate

playbooks/edx-east/edxapp_migrate.yml

@@ -9,7 +9,7 @@
     - name: syncdb and migrate
       shell: >
         chdir={{ edxapp_code_dir }}
-        python manage.py {{ item }} syncdb --migrate --noinput --settings=aws_migrate {{ db_dry_run }}
+        python manage.py {{ item }} migrate --noinput {{ db_dry_run }} --settings=aws_migrate
       environment:
         DB_MIGRATION_USER: "{{ COMMON_MYSQL_MIGRATE_USER }}"
         DB_MIGRATION_PASS: "{{ COMMON_MYSQL_MIGRATE_PASS }}"