lava_dispatcher: set max_retries to 1 in download action
This patch sets max_retries in download action to default value which is
- It prevents silent division of the timeout without user's input. The max_retries value can be set in the job definition using failure_retry key. Example:
- deploy: failure_retry: 2 images: image: url: https://example.com/foo
Signed-off-by: Milosz Wasilewski milosz.wasilewski@oss.qualcomm.com