[COMMON] Lower limit requirements for mariadb

requests/limits for "small" deployments are too big compared to actual
usage.

Issue-ID: OOM-2230
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I2e3f6dae57714ddc85d2fc04a3793fe034ccc8ef
diff --git a/kubernetes/common/mariadb-galera/values.yaml b/kubernetes/common/mariadb-galera/values.yaml
index afd6c54..8a46098 100644
--- a/kubernetes/common/mariadb-galera/values.yaml
+++ b/kubernetes/common/mariadb-galera/values.yaml
@@ -150,11 +150,11 @@
 resources:
   small:
     limits:
-      cpu: 2
-      memory: 4Gi
+      cpu: 500m
+      memory: 1.5Gi
     requests:
-      cpu: 1
-      memory: 2Gi
+      cpu: 100m
+      memory: 750Mi
   large:
     limits:
       cpu: 2