chore(deps): update container image lscr.io/linuxserver/webtop to arch-openbox@e76720c (#15181)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| lscr.io/linuxserver/webtop | digest | `04ad9c1` -> `e76720c` |

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charts/stable/webtop/values.yaml

@@ -76,7 +76,7 @@ fedoraOpenBoxImage:
   pullPolicy: Always
 archOpenBoxImage:
   repository: lscr.io/linuxserver/webtop
-  tag: arch-openbox@sha256:04ad9c1d7ddfa9bcf8b04c051647f7d1c29ad89126f52ced3ab50425b81533fd
+  tag: arch-openbox@sha256:e76720c5ac88d83893313003dfea9be72aeef5d5f4ddc578fd133dc7238c9c1c
   pullPolicy: Always
 alpineICEWMImage:
   repository: lscr.io/linuxserver/webtop