Update GitHub Actions to latest vetted versions (#42)

| Action | SHA | Version | Vetted in |
|--------|-----|---------|-----------|
| `actions/setup-java` | `dd06d9cb` | v6.0.0 |
[exoscale/gha-pins#24](exoscale/gha-pins#24) |

Co-authored-by: Automated <actions@users.noreply.github.com>

Author: gha-pins[bot]

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Prepare java
-        uses: actions/setup-java@b6effb05e454b25005698d916606bdc6ffcbf961 # v5.7.0
+        uses: actions/setup-java@dd06d9cba3e5552c54d9f8ea23572deb30010f7c # v6.0.0
         with:
           java-version: '11'
           distribution: 'zulu'