Merge pull request #1684 from ChristianLempa/renovate/docker.io-grafana-loki-3.6.x

chore(deps): update docker.io/grafana/loki docker tag to v3.6.4

library/compose/loki/compose.yaml.j2

@@ -1,7 +1,7 @@
 ---
 services:
   {{ service_name }}:
-    image: docker.io/grafana/loki:3.6.3
+    image: docker.io/grafana/loki:3.6.4
     restart: {{ restart_policy }}
     command: "-config.file=/etc/loki/config.yaml"
     {% if not traefik_enabled %}

library/compose/loki/template.yaml

@@ -16,9 +16,9 @@ metadata:
     * **Documentation:** https://grafana.com/docs/loki/latest/
 
     * **GitHub:** https://github.com/grafana/loki'
-  version: 3.6.3
+  version: 3.6.4
   author: Christian Lempa
-  date: '2025-12-11'
+  date: '2026-01-21'
   tags:
     - traefik
     - authentik