Conan 2.0.0

Merge branch 'develop2' into release/2.0-beta

Conan 1.59

Merge branch 'develop2' into release/2.0-beta

Conan 1.58

Merge branch 'develop2' into release/2.0-beta

[AutotoolsToolchain] Improve `update_xxxxx_args` behavior (conan-io#1…

…2889)

* Fixed bad overwriting of configuration arguments

* Added target calculation and let users configure them

* Minor changes

* Added update_xxxx_args to add/prune flags effortlessly

* Typo

* Improved helpers

* Removed target triplet

* Fixed test

* Now, add/update/remove args

* Update conan/tools/gnu/autotoolstoolchain.py

Co-authored-by: James <[email protected]>

* Update conan/tools/gnu/autotoolstoolchain.py

Co-authored-by: James <[email protected]>

Co-authored-by: James <[email protected]>

Merge branch 'develop2' into release/2.0-beta

Conan 1.56

fix test