Added note about string conversion for env_info and user_info values (#921)
Added note about string conversion for env_info and user_info values (#921)

* Added note about string conversion for env_info and user_info values

* Update reference/conanfile/methods.rst

Co-Authored-By: danimtb <a1b3f3fb8224a9da316016fb943080a5ba707bde@gmail.com>

* review change

conan-io/docs,conan-io/docs,conan-io/docs,conan-io/docs