Copy over issues_label_event from DynamoDB to Clickhouse (#6502)

Author: wdvr

aws/lambda/clickhouse-replicator-dynamo/lambda_function.py

@@ -23,6 +23,7 @@
     "torchci-pull-request": "default.pull_request",
     "torchci-issues": "default.issues",
     "torchci-issue-comment": "default.issue_comment",
+    "torchci-issues-label-event": "default.issues_label_event",
     "torchci-job-annotation": "default.job_annotation",
     "torchci-pull-request-review": "default.pull_request_review",
     "torchci-pull-request-review-comment": "default.pull_request_review_comment",