tests: remove spurious and harmless find command

Signed-off-by: Loic Dachary <loic@dachary.org>
Merge pull request #1983 from dachary/wip-osd-config

tests: remove spurious and harmless find command

Reviewed-by: Florent Flament <florent.flament@cloudwatt.com>
Merge pull request #1987 from dachary/wip-8622-rados-alignment

erasure-code: verify that rados put enforces alignment

Reviewed-by: Lluis Pamies-Juarez <lluis@pamies.cat>
tests: prevent gitbuilder trigger in test-erasure-code.sh

Use the INFO keywork instead of WARNING so that gitbuilder does not
confuse this with a warning worth fixing.

Signed-off-by: Loic Dachary <loic@dachary.org>