Merge branch 'issue/remove-cmake-metadata-file-argument' into 'master'

Remove the unparsed argument CMAKE_METADATA_FILE

See merge request !98

(cherry picked from commit 7441bc33)

fc87ccf2 Remove the unparsed argument CMAKE_METADATA_FILE

python/CMakeLists.txt

@@ -4,7 +4,6 @@ configure_file(setup.py.in setup.py)
 
 dune_python_install_package(
   PATH "."
-  CMAKE_METADATA_FILE dune/foamgrid/metadata.cmake
   CMAKE_METADATA_FLAGS DUNE_OPTS_FILE
 )