Merge pull request #257 from grafana/256-prepare-v1.1.3

Prepare v1.1.3

Author: szkiba

releases/v1.1.3.md

@@ -0,0 +1,5 @@
+Grafana **xk6** `v1.1.3` is here! 🎉
+
+Security update: Fixed the following CVEs by updating the Docker base image to `golang:1.24.6-alpine3.22`
+ - CVE-2025-4674
+ - CVE-2025-47907