fix(loki): render loki.yaml correctly (#2871)

* Try unwrapping the loki.yaml secret

* fix(loki): render loki.yaml correctly

Co-authored-by: janpuc <janpucilowski99@gmail.com>

charts/stable/loki/Chart.yaml

@@ -23,7 +23,7 @@ name: loki
 sources:
   - https://github.com/grafana/loki
 type: application
-version: 5.0.1
+version: 5.0.2
 annotations:
   truecharts.org/catagories: |
     - logs

charts/stable/loki/values.yaml

@@ -42,7 +42,8 @@ secret:
   config:
     enabled: true
     data:
-      loki.yaml: '{{ tpl (toYaml .Values.config) . }}'
+      loki.yaml: |
+          {{- tpl (toYaml .Values.config) . | nindent 8 }}
 
 service:
   main: