chore(helm): update image docker.io/josh5/steam-headless digest to 408290e (#32113)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/josh5/steam-headless | digest | `16a0697` -> `408290e` |

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charts/stable/steam-headless/Chart.yaml

@@ -33,4 +33,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/steam-headless
   - https://hub.docker.com/r/josh5/steam-headless
 type: application
-version: 5.5.3
+version: 5.5.4

charts/stable/steam-headless/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/josh5/steam-headless
-  tag: latest@sha256:16a06979f1129091ed165b51aaf3fdbc163e26e71816950978f420fa198bae4d
+  tag: latest@sha256:408290eddd0bb232ba48d0c13ede576be5dbdacb052b8aecb76861c6ad260600
   pullPolicy: IfNotPresent
 
 securityContext: