- bs: remove spurious bs/library.cmake

bs/library.cmake

-# --------------------------------------------------------------------------------------------------
-# SPDX-License-Identifier: Apache-2.0
-# SPDX-FileCopyrightText: (C) 2022 Jayesh Badwaik <j.badwaik@fz-juelich.de>
-# --------------------------------------------------------------------------------------------------
-
-
-if(BUILD_SOURCE)
-  add_library(libzell)
-  set_target_properties(libzell PROPERTIES OUTPUT_NAME zell)
-  add_library(zell::libzell ALIAS libzell)
-
-  target_link_libraries(libzell PRIVATE zell::c)
-  target_link_libraries(libzell PRIVATE zell::cxx)
-
-  if(PROJECT_FEATURE_MPI)
-    target_link_libraries(libzell PRIVATE tora::mpi)
-  endif()
-
-  if(PROJECT_FEATURE_CUDA)
-    target_link_libraries(libzell PRIVATE zell::cuda)
-  endif()
-
-  if(PROJECT_FEATURE_HIP)
-    target_link_libraries(libzell PRIVATE zell::hip)
-  endif()
-endif()
-
-
-if(BUILD_TESTING)
-  add_library(libtestzell)
-  set_target_properties(libtestzell PROPERTIES OUTPUT_NAME testzell)
-  add_library(zell::libtestzell ALIAS libtestzell)
-  target_link_libraries(libtestzell PUBLIC zell::libzell)
-
-  if(PROJECT_FEATURE_CUDA)
-    target_link_libraries(libtestzell PUBLIC zell::cuda)
-  endif()
-
-  if(PROJECT_FEATURE_HIP)
-    target_link_libraries(libtestzell PUBLIC zell::hip)
-  endif()
-
-  if(PROJECT_FEATURE_MPI)
-    target_link_libraries(libtestzell PUBLIC zell::mpi)
-  endif()
-
-  target_link_libraries(libtestzell PUBLIC zell::cxx)
-  target_link_libraries(libtestzell PUBLIC zell::c)
-
-endif()