Do some renaming, fix some config

clusters/kairos/monitoring/promtail/helmrelease.yaml

@@ -1,7 +1,7 @@
 apiVersion: helm.toolkit.fluxcd.io/v2
 kind: HelmRelease
 metadata:
-  name: promtail-release
+  name: promtail
 spec:
   chart:
     spec:
@@ -11,8 +11,6 @@ spec:
         kind: HelmRepository
         name: grafana-repo
       version: 6.16.4
-      valuesFiles:
-        - values.yaml
   interval: 1m0s
   targetNamespace: monitoring
   values: