It was possible for this test case to fail due to PBC overlap that was
detected based on previous test case having used PBC. Make that false
positive less likely to happen by explicitly clearing the scan cache on
dev[1].
Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Only run-tests.py is actually executed, so there is no need to specify
the interpreter in all the helper files and test script files.
Signed-off-by: Jouni Malinen <j@w1.fi>