Avoid installing CCCL headers in wheels (rapidsai#1692)

Uncompressed size of CCCL headers: 19M
No of headers per CCCL library:
```
cudax/include:
208
cub/cub:
172
libcudacxx/include/cuda:
950
thrust/thrust:
729
```

Before this PR:
* compressed size: 0.406G
* uncompressed size: 0.452G

After this PR:
* compressed size: 0.403G
* uncompressed size: 0.438G

Authors:
  - Divye Gala (https://github.com/divyegala)

Approvers:
  - Vyas Ramasubramani (https://github.com/vyasr)
  - Corey J. Nolet (https://github.com/cjnolet)

URL: rapidsai#1692

Author: divyegala

cpp/CMakeLists.txt

@@ -189,7 +189,7 @@ rapids_cpm_init()
 if(NOT BUILD_CPU_ONLY)
   # We must find CCCL ourselves before raft so that we get the right version.
   include(${rapids-cmake-dir}/cpm/cccl.cmake)
-  rapids_cpm_cccl(BUILD_EXPORT_SET cuvs-exports INSTALL_EXPORT_SET cuvs-exports)
+  rapids_cpm_cccl()
   include(cmake/thirdparty/get_raft.cmake)
   include(cmake/thirdparty/get_cutlass.cmake)
   include(${rapids-cmake-dir}/cpm/cuco.cmake)

python/cuvs/CMakeLists.txt

@@ -1,6 +1,6 @@
 # =============================================================================
 # cmake-format: off
-# SPDX-FileCopyrightText: Copyright (c) 2022-2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2022-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 # cmake-format: on
 # =============================================================================
@@ -36,7 +36,7 @@ include(rapids-find)
 rapids_cpm_init()
 
 # --- cuVS ---#
-find_package(cuvs "${RAPIDS_VERSION}" REQUIRED COMPONENTS c_api)
+find_package(cuvs "${RAPIDS_VERSION}" REQUIRED COMPONENTS cuvs_cpp_headers cuvs cuvs_shared c_api)
 
 # --- dlpack ---#
 include(../../cpp/cmake/thirdparty/get_dlpack.cmake)

python/libcuvs/pyproject.toml

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2025-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 
 [build-system]
@@ -69,6 +69,7 @@ sdist.reproducible = true
 wheel.install-dir = "libcuvs"
 wheel.packages = ["libcuvs"]
 wheel.py-api = "py3"
+install.components = ["cuvs_cpp_headers", "cuvs", "cuvs_shared", "c_api", "hnswlib"]
 
 [tool.scikit-build.metadata.version]
 provider = "scikit_build_core.metadata.regex"