update sentry_kafka_schemas==2.1.15

Author: sentry-release-bot[bot]

packages.ini

@@ -2482,6 +2482,7 @@ python_versions = <3.13
 [sentry-kafka-schemas==2.1.11]
 [sentry-kafka-schemas==2.1.13]
 [sentry-kafka-schemas==2.1.14]
+[sentry-kafka-schemas==2.1.15]
 
 [sentry-ophio==0.1.1]
 python_versions = >=3.10