fix: simplify deb2ubu function by removing redundant command

create-packages.sh

@@ -17,8 +17,8 @@ fi
 deb2ubu() {
     local DEB_NAME=$1
     cd deb_dist/
+    ar x $DEB_NAME
     if [[ -f control.tar.zst ]]; then
-      ar x $DEB_NAME
       zstd -d <control.tar.zst | xz >control.tar.xz
       zstd -d <data.tar.zst | xz >data.tar.xz
       ar -m -c -a sdsd "../packages/deb/${DEB_NAME}" debian-binary control.tar.xz data.tar.xz