fix(nginx): Fix way to low memory requests and limits for nginx pods

This patch readjusts the memory limits, given that modsecurity and
friends are running, this is approriate to increase.

infrastructure/nginx-system/release.yaml

@@ -35,10 +35,10 @@ spec:
       minAvailable: 1
       resources:
         limits:
-          memory: 90Mi
+          memory: 800Mi
         requests:
           cpu: 100m
-          memory: 90Mi
+          memory: 400Mi
       service:
         enabled: true
         enableHttp: true