chore: rm unused hocon file

rel/i18n/emqx_connector_api.hocon

@@ -1,46 +0,0 @@
-emqx_connector_api {
-
-conn_get.desc:
-"""List all connectors"""
-
-conn_get.label:
-"""List All Connectors"""
-
-conn_id_delete.desc:
-"""Delete a connector by ID"""
-
-conn_id_delete.label:
-"""Delete Connector"""
-
-conn_id_get.desc:
-"""Get the connector by ID"""
-
-conn_id_get.label:
-"""Get Connector"""
-
-conn_id_put.desc:
-"""Update an existing connector by ID"""
-
-conn_id_put.label:
-"""Update Connector"""
-
-conn_post.desc:
-"""Create a new connector"""
-
-conn_post.label:
-"""Create Connector"""
-
-conn_test_post.desc:
-"""Test creating a new connector by given ID <br/>
-The ID must be of format '{type}:{name}'"""
-
-conn_test_post.label:
-"""Create Test Connector"""
-
-id.desc:
-"""The connector ID. Must be of format {type}:{name}"""
-
-id.label:
-"""Connector ID"""
-
-}