tests/drivers/flash: fix testcase.yaml

Fixed indentation which cause the testcase.yaml
parsing failure.

Signed-off-by: Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no>
This commit is contained in:
Andrzej Puzdrowski 2022-03-23 17:12:51 +01:00 committed by Anas Nashif
commit be3186d39c