test: upgrade debian version to 10

.kitchen.yml

@@ -15,13 +15,13 @@ provisioner:
   ansible_inventory: ./test/integration/inventory
 
 platforms:
-  - name: debian-9
+  - name: debian-10
     driver_config:
-      image: "nishiki/debian9:ansible-<%= ENV['ANSIBLE_VERSION'] ? ENV['ANSIBLE_VERSION'] : '2.7' %>"
+      image: "nishiki/debian10:ansible-<%= ENV['ANSIBLE_VERSION'] ? ENV['ANSIBLE_VERSION'] : '2.9' %>"
       command: /bin/systemd
       volume:
         - /sys/fs/cgroup:/sys/fs/cgroup:ro
-      security_opt: seccomp=unconfined
+      privileged: cap-add=SYS_ADMIN
 
 suites:
   - name: default

test/integration/default/serverspec/default_spec.rb

@@ -30,7 +30,7 @@ describe port(9200) do
   it { should be_listening }
 end
 
-describe command('ps faux | grep elasticsearch') do
+describe command('systemctl status elasticsearch') do
   its(:stdout) { should contain('-Xms512m -Xmx512m') }
 end