Fix typos in Python CMakeLists CUDA arch file (rapidsai#2475)

These typos would prevent properly handling required CMake features as determined by `rapids_cuda_init_architectures`. This only affects compilations where `FIND_CUGRAPH_CPP=OFF`.

Authors:
  - Vyas Ramasubramani (https://github.com/vyasr)

Approvers:
  - Rick Ratzel (https://github.com/rlratzel)
  - Brad Rees (https://github.com/BradReesWork)

URL: rapidsai#2475

python/cugraph/CMakeLists.txt

@@ -45,7 +45,7 @@ if(NOT cugraph_FOUND)
   # TODO: This will not be necessary once we upgrade to CMake 3.22, which will pull in the required
   # languages for the C++ project even if this project does not require those languges.
   include(rapids-cuda)
-  rapids_cuda_init_architectures(CUGRAPH)
+  rapids_cuda_init_architectures(cugraph-python)
   enable_language(CUDA)
 
   # Since cugraph only enables CUDA optionally, we need to manually include the file that

python/pylibcugraph/CMakeLists.txt

@@ -49,13 +49,13 @@ if(NOT cugraph_FOUND)
   # TODO: This will not be necessary once we upgrade to CMake 3.22, which will pull in the required
   # languages for the C++ project even if this project does not require those languges.
   include(rapids-cuda)
-  rapids_cuda_init_architectures(CUGRAPH)
+  rapids_cuda_init_architectures(pylibcugraph-python)
   enable_language(CUDA)
 
   # Since cugraph only enables CUDA optionally, we need to manually include the file that
   # rapids_cuda_init_architectures relies on `project` including.
 
-  include("${CMAKE_PROJECT_cugraph-python_INCLUDE}")
+  include("${CMAKE_PROJECT_pylibcugraph-python_INCLUDE}")
 
   add_subdirectory(../../cpp cugraph-cpp)