TT#17002 Add goss tests to check influxdb default content

Change-Id: I697b78789a17f540f76c1a0f9a8763dcb6cec2e8

ce/11_influxdb_content.yaml.tt2

@@ -0,0 +1,23 @@
+command:
+
+  influx -execute 'show databases' | grep _internal:
+    exit-status: 0
+    stdout:
+    - _internal
+    stderr: []
+    timeout: 10000
+
+  influx -execute 'show databases' | grep ngcp:
+    exit-status: 0
+    stdout:
+    - ngcp
+    stderr: []
+    timeout: 10000
+
+  influx -execute 'show databases' | grep telegraf:
+    exit-status: 0
+    stdout:
+    - telegraf
+    stderr: []
+    timeout: 10000
+

ce/goss.yaml.tt2

@@ -12,4 +12,5 @@ gossfile:
   08_system_ports.yaml: {}
   09_system_dns.yaml: {}
   10_sites_ok.yaml: {}
+  11_influxdb_content.yaml: {}
   99_dummy.yaml: {}

pro/11_influxdb_content.yaml.tt2

@@ -0,0 +1 @@
+../ce/11_influxdb_content.yaml.tt2