fix(misskey): update image docker.io/misskey/misskey 2026.5.3 → 2026.5.4 (#48404)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[docker.io/misskey/misskey](https://redirect.github.com/misskey-dev/misskey)
| patch | `2801e4e` → `ec4d104` |

---

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> Some dependencies could not be looked up. Check the [Dependency
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---

### Release Notes

<details>
<summary>misskey-dev/misskey (docker.io/misskey/misskey)</summary>

###
[`v2026.5.4`](https://redirect.github.com/misskey-dev/misskey/blob/HEAD/CHANGELOG.md#202654)

[Compare
Source](https://redirect.github.com/misskey-dev/misskey/compare/2026.5.3...2026.5.4)

##### General

- セキュリティに関する修正

##### Client

- Fix: ビルドに失敗することがある問題を修正

</details>

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charts/stable/misskey/Chart.yaml

@@ -9,7 +9,7 @@ annotations:
   trueforge.org/min_helm_version: "3.14"
   trueforge.org/train: stable
 apiVersion: v2
-appVersion: 2026.5.3
+appVersion: 2026.5.4
 dependencies:
   - name: common
     version: 29.3.4
@@ -47,5 +47,5 @@ sources:
   - https://github.com/trueforge-org/truecharts/tree/master/charts/stable/misskey
   - https://hub.docker.com/r/misskey/misskey
 type: application
-version: 17.7.3
+version: 17.7.4
 

charts/stable/misskey/values.yaml

@@ -2,7 +2,7 @@
 image:
   repository: docker.io/misskey/misskey
   pullPolicy: IfNotPresent
-  tag: 2026.5.3@sha256:2801e4e2baf3e7845c59e7355c0a92cba796eb9336de9601ce683c342b20d57b
+  tag: 2026.5.4@sha256:ec4d1046c36586ceb56c79dd9d1df6093c0d58dd701889b79c4b6e15fc1db3f5
 
 securityContext:
   pod: