fix test

[conf] objcpp instead of objcxx (conan-io#12635)

* objcpp instead of objcxx

* Added UTs

Merge pull request conan-io#12515 from conan-io/develop2

Merge develop2 to release branch

fix test (conan-io#12480)

Merge branch 'develop2' into release/2.0-beta

Conan 1.53.0

update ci

fixed bad parameter and added test (backported from Conan 2.x) (conan…

…-io#11991)

remove nones from paths (conan-io#11893)

Merge pull request conan-io#11845 from czoido/fix_pyinstaller

Port pyinstaller fixes from 1.51