feat(specs): Add spec, tests and examples for panos_custom_vulnerability

Author: kklimonda-cl

assets/terraform/examples/resources/panos_custom_vulnerability/resource.tf

@@ -0,0 +1,47 @@
+resource "panos_custom_vulnerability" "example" {
+    location = {
+        device_group = {
+            name = panos_device_group.dg.name
+        }
+    }
+    name = 41000
+    threatname = "custom-vulnerability-threat"
+    severity = "low"
+    affected_host = {
+        client = true
+        server = false
+    }
+    bugtraq = ["bugtraq-id"]
+    comment = "comment"
+    cve = ["cve-id"]
+    direction = "client2server"
+    reference = ["http://some.reference.com"]
+    vendor = ["vendor-id"]
+    default_action = {
+        alert = {}
+    }
+    signature = {
+        combination = {
+            order_free = true
+            time_attribute = {
+                interval = 10
+                threshold = 20
+                track_by = "source"
+            }
+            and_condition = [{
+                name = "and"
+                or_condition = [{
+                    name = "or"
+                    threat_id = "10001"
+                }]
+            }]
+        }
+    }
+}
+
+resource "panos_device_group" "dg" {
+    location = {
+        panorama = {}
+    }
+    name = "example-device-group"
+}