chore(deps): update fsfe/reuse-action action to v6

Author: renovate[bot]

.github/workflows/reuse.yml

@@ -13,4 +13,4 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: REUSE Compliance Check
-        uses: fsfe/reuse-action@v5
+        uses: fsfe/reuse-action@v6