fix: delete yml still get referenced in ci

Author: Chronostasys

.github/workflows/release.yml

@@ -182,8 +182,6 @@ jobs:
           mkdir -p ${{ matrix.config.debdir }}
           cp -r deb/* ${{ matrix.config.debdir }}/
           rm ${{ matrix.config.debdir }}/apt.yaml
-          cp book/nginx.conf nginx.conf
-          cp book/Dockerfile Dockerfile
           ls ${{ matrix.config.debdir }}/
           chmod +x ${{ matrix.config.debdir }}/DEBIAN/postinst
           mkdir -p ${{ matrix.config.debdir }}/usr/bin