Port to rapids-cmake.

- Add export sets
- Add install rules
- Remove manual CPM import, port to rapids_cpm_*, etc
- Organize CMake code into cmake/*.cmake files.
- NVBench is now a shared library.

testing/CMakeLists.txt

@@ -29,11 +29,7 @@ foreach(test_src IN LISTS test_srcs)
   target_include_directories(${test_name} PRIVATE "${CMAKE_CURRENT_LIST_DIR}")
   target_link_libraries(${test_name} PRIVATE nvbench::nvbench fmt)
   set_target_properties(${test_name} PROPERTIES COMPILE_FEATURES cuda_std_17)
-  set_target_properties(${test_name} PROPERTIES
-    ARCHIVE_OUTPUT_DIRECTORY "${NVBench_LIBRARY_OUTPUT_DIR}"
-    LIBRARY_OUTPUT_DIRECTORY "${NVBench_LIBRARY_OUTPUT_DIR}"
-    RUNTIME_OUTPUT_DIRECTORY "${NVBench_EXECUTABLE_OUTPUT_DIR}"
-  )
+  nvbench_config_target(${test_name})
   add_test(NAME ${test_name} COMMAND "$<TARGET_FILE:${test_name}>")
 
   add_dependencies(nvbench.test.all ${test_name})