Update import tables schema with minor changes, add new metrics schema

inventory-server/db/config-schema.sql

@@ -281,7 +281,7 @@ CREATE TABLE IF NOT EXISTS calculate_status (
 );
 
 CREATE TABLE IF NOT EXISTS sync_status (
-    table_name VARCHAR(50) PRIMARY KEY,
+    table_name TEXT PRIMARY KEY,
     last_sync_timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT CURRENT_TIMESTAMP,
     last_sync_id BIGINT
 );