fix(helm): explicitly set registry for k8s-sidecar image (#19233)

Signed-off-by: yellowhat <[email protected]>
Signed-off-by: Jay Clifford <[email protected]>
Co-authored-by: Jay Clifford <[email protected]>

Author: yellowhat

docs/sources/setup/install/helm/reference.md

@@ -12143,7 +12143,7 @@ false
 			<td>string</td>
 			<td>The Docker registry and image for the k8s sidecar</td>
 			<td><pre lang="json">
-"kiwigrid/k8s-sidecar"
+"docker.io/kiwigrid/k8s-sidecar"
 </pre>
 </td>
 		</tr>

production/helm/loki/CHANGELOG.md

@@ -13,6 +13,7 @@ Entries should include a reference to the pull request that introduced the chang
 
 ## Unreleased
 
+- [BUGFIX] Explicitly set registry for k8s-sidecar image [#19233](https://github.com/grafana/loki/pull/19233]
 - [ENHANCEMENT] Add configurable `livenessProbe` and `startupProbe` for the nginx container in the gateway pods. [#18545](https://github.com/grafana/loki/pull/18545)
 
 ## 6.40.0

production/helm/loki/values.yaml

@@ -3975,7 +3975,7 @@ extraObjects: null
 sidecar:
   image:
     # -- The Docker registry and image for the k8s sidecar
-    repository: kiwigrid/k8s-sidecar
+    repository: docker.io/kiwigrid/k8s-sidecar
     # -- Docker image tag
     tag: 1.30.7
     # -- Docker image sha. If empty, no sha will be used