Bump natsio/nats-server-config-reloader in /helm/charts/nats

Bumps natsio/nats-server-config-reloader from 0.11.0 to 0.12.0.

---
updated-dependencies:
- dependency-name: natsio/nats-server-config-reloader
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

helm/charts/nats/values.yaml

@@ -517,7 +517,7 @@ gateway:
 bootconfig:
   image:
     repository: natsio/nats-boot-config
-    tag: 0.11.0
+    tag: 0.12.0
     pullPolicy: IfNotPresent
     # registry: docker.io
 
@@ -606,7 +606,7 @@ reloader:
   enabled: true
   image:
     repository: natsio/nats-server-config-reloader
-    tag: 0.11.0
+    tag: 0.12.0
     pullPolicy: IfNotPresent
     # registry: docker.io