fix: removed unused eventbridge client

Author: sliedig

unicorn_web/src/approvals_service/publication_approved.py

@@ -1,7 +1,6 @@
 # Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # SPDX-License-Identifier: MIT-0
 import os
-
 import boto3
 from aws_lambda_powertools.logging import Logger
 from aws_lambda_powertools.tracing import Tracer
@@ -23,7 +22,7 @@
 metrics: Metrics = Metrics()
 
 # Initialise boto3 clients
-event_bridge = boto3.client('events')
+
 dynamodb = boto3.resource('dynamodb')
 table = dynamodb.Table(DYNAMODB_TABLE)  # type: ignore