Skip Pg17 build for DW stack

.github/workflows/build_tembo_pg_slim.yaml

@@ -267,6 +267,9 @@ jobs:
     env:
       CONTAINER_NAME: "dw-cnpg"
     steps:
+      - name: Skip job if matrix.pg_version is 17
+        if: ${{ matrix.pg_version == '17' }}
+        run: echo "Skipping build for PostgreSQL version 17" && exit 0
       - uses: actions/checkout@v4
       - name: Build Docker images based on conditions
         run: |