Sentry: bump getsentry/uptime-checker from 26.3.1 to 26.4.0 in /services/sentry (#14)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

services/sentry/docker-compose.yml

@@ -866,7 +866,7 @@ services:
       - feature-complete
 
   uptime-checker:
-    image: "${UPTIME_CHECKER_IMAGE:-ghcr.io/getsentry/uptime-checker:26.3.1}"
+    image: "${UPTIME_CHECKER_IMAGE:-ghcr.io/getsentry/uptime-checker:26.4.0}"
     container_name: sentry-uptime-checker
     depends_on:
       kafka: