Don't transmute to .conda yet

Author: isuruf

Miniforge3/construct.yaml

@@ -16,7 +16,8 @@ write_condarc: True
 # and keep the same with Miniconda
 keep_pkgs: True
 license_file: ../LICENSE
-transmute_file_type: .conda
+# Blocked until https://github.com/mamba-org/mamba/issues/1497 is fixed
+# transmute_file_type: .conda
 
 specs:
 {% if name.endswith("pypy3") %}