ci: use DOCKER_PAT secret

.gitea/workflows/release.yml

@@ -29,14 +29,14 @@ jobs:
           echo "First char code: $(printf '%d' "'${TOKEN:0:1}")"
           echo "Last char code: $(printf '%d' "'${TOKEN: -1}")"
         env:
-          TOKEN: ${{ secrets.REGISTRY_TOKEN }}
+          TOKEN: ${{ secrets.DOCKER_PAT }}
 
       - name: Login to Gitea Registry
         uses: docker/login-action@v3
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ env.REGISTRY_USER }}
-          password: ${{ secrets.REGISTRY_TOKEN }}
+          password: ${{ secrets.DOCKER_PAT }}
 
       - name: Extract version
         id: meta