Update pygls to version 0.12 to remove a conflict with
jedi-language-server which requires pygls "^0.12" and set the minimum
python version to py37 (as required by pygls 0.12).
This commit also bumps the cmake-language-server version to 0.1.36
Update pygls to version 0.11.2 and change the version requirement to
'^0.11' this removes a conflict with jedi-language-server which requires
pygls>=0.11.1,<0.12.0.
This commit also bumps the cmake-language-server version to 0.1.3.
Poetry depends on lot of dependencies having nothing common with building packages. That's why poetry-core was created, which has much less dependencies and more focused on building wheels.
