update sentry_infra_tools==1.15.9

Author: sentry-release-bot[bot]

packages.ini

@@ -2093,6 +2093,7 @@ python_versions = <3.13
 [sentry-infra-tools==1.15.6]
 [sentry-infra-tools==1.15.7]
 [sentry-infra-tools==1.15.8]
+[sentry-infra-tools==1.15.9]
 
 [sentry-jsonish==0.0.1]
 [sentry-jsonish==0.0.2]