chore(deps): update container image lscr.io/linuxserver/rdesktop to arch-icewm@2dc84a9 (#15332)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| lscr.io/linuxserver/rdesktop | digest | `f11590c` -> `2dc84a9` |

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charts/stable/rdesktop/values.yaml

@@ -92,7 +92,7 @@ fedoraICEWMImage:
   pullPolicy: Always
 archICEWMImage:
   repository: lscr.io/linuxserver/rdesktop
-  tag: arch-icewm@sha256:f11590c70e93b8075cad01136a9302b26f7ee34a2ddba58490e52e363c992a91
+  tag: arch-icewm@sha256:2dc84a93ca5aca4a5616791a5511d528037f040baec48a0c10144fe35f97f2fc
   pullPolicy: Always
 workload:
   main: