chore(deps): update container image eclipse-mosquitto to 2.0.18@6cd21d5 by renovate (#26053)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| eclipse-mosquitto | digest | `77b9bfa` -> `6cd21d5` |

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charts/stable/mosquitto/Chart.yaml

@@ -35,4 +35,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/mosquitto
   - https://hub.docker.com/_/eclipse-mosquitto
 type: application
-version: 16.1.7
+version: 16.1.8

charts/stable/mosquitto/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: eclipse-mosquitto
-  tag: 2.0.18@sha256:77b9bfa245eca20c3e9609de0500ae8eddb98bf5a67351ec86abe3bb7ffc0087
+  tag: 2.0.18@sha256:6cd21d5ca331443b016102301915f614ba5f4ce3d018c50df1e9201140255d85
   pullPolicy: IfNotPresent
 service:
   main: