Do not consider failure to sync fatal

We still log the error but we assume it is okay to fail.

See: https://progress.opensuse.org/issues/112871

Author: kalikiana

script/scriptgen.py

@@ -674,7 +674,7 @@ def gen_read_files(self, f):
         if self.assets and self.assets_flavor:
             for k, v in self.asset_folders.items():
                 self.p(
-                    """rsync -4 --list-only $rsync_pwd_option PRODUCTPATH/{}/*{} | awk '{{ $1=$2=$3=$4=""; print substr($0,5); }}' >> __envsub/files_asset.lst""".format(
+                    """rsync -4 --list-only $rsync_pwd_option PRODUCTPATH/{}/*{} | awk '{{ $1=$2=$3=$4=""; print substr($0,5); }}' >> __envsub/files_asset.lst || true""".format(
                         v, k
                     ),
                     f,