v3.52.3

Changed:

• Feedstocks will use pixi installed from the docker image.

Removed:

• Remove cdt_name, cdt_arch, BUILD from being saved in every feedstock

Fixed:

• Fixed bug where variants loaded via parse_recipe_config_file had non-standard Python strings
  that did not serialize correctly when passed through yaml.dump. (#)

Authors:

• Isuru Fernando
• Matthew R. Becker
• Mikhail Ryazanov