xcfun-2.1.1-bp156.2.5

- Update to version 2.1.1.
  * The SCAN functionals were affected by numerical issues with
    small gradient values.
  * The installation of header files, CMake export files, and the
    Python module was also fixed. Mostly relevant for the Conda
    package.

- Update to version 2.1.0.
  * XCFun now provides many functionals in the SCAN family of
    metaGGAs.

- Fix Source URL.

- Move license file to devel package.

- Fix devel dependency.

- Break description in spec file.

- Initial package release.