refactor: pyupgrade second iteration

lms/djangoapps/mobile_api/course_info/tests.py

lms/djangoapps/mobile_api/users/tests.py

...goapps/monitoring/scripts/generate_code_owner_mappings.py

lms/djangoapps/program_enrollments/api/tests/test_linking.py

...oapps/program_enrollments/rest_api/v1/tests/test_views.py

lms/djangoapps/support/views/enrollments.py

lms/djangoapps/teams/tests/test_views.py

...erify_student/management/commands/manual_verifications.py

...t/management/commands/retry_failed_photo_verifications.py

...t/management/commands/tests/test_manual_verify_student.py

...ent/commands/tests/test_send_verification_expiry_email.py

..._student/management/commands/tests/test_verify_student.py

lms/djangoapps/verify_student/services.py

lms/djangoapps/verify_student/ssencrypt.py

lms/djangoapps/verify_student/tests/test_views.py