[COMMON][MARIADB] Use Startup probes

Instead of long initial delay on readiness and liveness probes, use
startup probes and be more aggressive on readiness and liveness.

Issue-ID: OOM-2740
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I86015a4a0c4ab313929c5bd103dedced1df88ec3
2 files changed