chore(deps): update diygod/rsshub docker tag to v2026 (#4177)

* chore(deps): update diygod/rsshub docker tag to v2026

* Update app version [skip ci]

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: github-action update-app-version <githubaction@githubaction.com>

apps/rsshub/2026-01-02/docker-compose.yml

@@ -23,7 +23,7 @@ services:
       timeout: 10s
       retries: 3
   rsshub:
-    image: diygod/rsshub:2025-12-31
+    image: diygod/rsshub:2026-01-02
     container_name: rsshub-${CONTAINER_NAME}
     depends_on:
       - browserless