Add org.postgresql.snowplow.cdc/table_update/jsonschema/1-0-0 (close #613)

Author: alexanderdean

schemas/org.postgresql.snowplow.cdc/table_update/jsonschema/1-0-0

@@ -0,0 +1,15 @@
+{
+    "$schema": "http://iglucentral.com/schemas/com.snowplowanalytics.self-desc/schema/jsonschema/1-0-0#",
+    "description": "Postgresql UPDATE table event, for Snowplow CDC",
+    "self": {
+        "vendor": "org.postgresql.snowplow.cdc",
+        "name": "table_update",
+        "format": "jsonschema",
+        "version": "1-0-0"
+    },
+
+    "type": "object",
+    "properties": {
+    },
+    "additionalProperties": false
+}