Update php Docker tag to v8.5.0

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/booklore-app/booklore | minor | `v1.11.0` -> `v1.12.0` |

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### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

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 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

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This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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Reviewed-on: #2140
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/applications/booklore/values.yaml

@@ -9,7 +9,7 @@ booklore:
         main:
           image:
             repository: ghcr.io/booklore-app/booklore
-            tag: v1.11.0
+            tag: v1.12.0
             pullPolicy: IfNotPresent
           env:
             - name: TZ

clusters/cl01tl/monitoring/shelly-plug/values.yaml

@@ -36,7 +36,7 @@ shelly-plug:
         main:
           image:
             repository: php
-            tag: 8.4.15-apache-bookworm
+            tag: 8.5.0-apache-bookworm
             pullPolicy: IfNotPresent
           env:
             - name: SHELLY_HOSTNAME