virt-test: Fixed asset uncompression

Fix a mismatch in the uncompress command to allow it to work also with
the other compression types.

Upstream-Status: Accepted
https://github.com/autotest/virt-test/commit/a4f4b89b0bf3adffb0188f4091b5c66d41f7eba7

Signed-off-by: Petre Pircalabu <petre.pircalabu@enea.com>

--- a/virttest/asset.py
+++ b/virttest/asset.py
@@ -91,13 +91,13 @@ def uncompress_asset(asset_info, force=F
             if match:
                 if match.group(1) == 'gz':
                     uncompress_cmd = ('gzip -cd %s > %s' %
-                                      (destination_uncompressed, destination))
+                                      (destination, destination_uncompressed))
                 elif match.group(1) == 'xz':
                     uncompress_cmd = ('xz -cd %s > %s' %
-                                      (destination_uncompressed, destination))
+                                      (destination, destination_uncompressed))
                 elif match.group(1) == 'bz2':
                     uncompress_cmd = ('bzip2 -cd %s > %s' %
-                                      (destination_uncompressed, destination))
+                                      (destination, destination_uncompressed))
                 elif match.group(1) == '7z':
                     uncompress_cmd = '7za -y e %s' % destination
         else: