chore(deps): update gotify/server docker tag to v2.8.0 (#6099)

* chore(deps): update gotify/server docker tag to v2.8.0

* Update app version [skip ci]

---------

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

Author: renovate[bot]

apps/gotify/2.7.3/data.yml apps/gotify/2.8.0/data.ymlapps/gotify/2.7.3/data.yml renamed to apps/gotify/2.8.0/data.yml

@@ -1,6 +1,6 @@
 services:
   gotify:
-    image: "gotify/server:2.7.3"
+    image: "gotify/server:2.8.0"
     container_name: ${CONTAINER_NAME}
     restart: always
     networks: