cudaPackages: doc fixup

Signed-off-by: Connor Baker <ConnorBaker01@gmail.com>

pkgs/development/cuda-modules/README.md

@@ -8,15 +8,6 @@
 The files in this directory are added (in some way) to the `cudaPackages`
 package set by [cuda-packages.nix](../../top-level/cuda-packages.nix).
 
-## Top-level files
-
-Top-level nix files are included in the initial creation of the `cudaPackages`
-scope. These are typically required for the creation of the finalized
-`cudaPackages` scope:
-
-- `backend-stdenv.nix`: Standard environment for CUDA packages.
-- `flags.nix`: Flags set, or consumed by, NVCC in order to build packages.
-
 ## Top-level directories
 
 - `cuda`: CUDA redistributables! Provides extension to `cudaPackages` scope.
@@ -38,6 +29,8 @@ scope. These are typically required for the creation of the finalized
       short, the Multiplex builder adds multiple versions of a single package to
       single instance of the CUDA Packages package set. It is used primarily for
       packages like `cudnn` and `cutensor`.
+- `lib`: A library of functions and data used by and for the CUDA package set.
+    This library is exposed at the top-level as `pkgs.cudaLib`.
 - `modules`: Nixpkgs modules to check the shape and content of CUDA
     redistributable and feature manifests. These modules additionally use shims
     provided by some CUDA packages to allow them to re-use the
@@ -45,9 +38,8 @@ scope. These are typically required for the creation of the finalized
     own. `cudnn` and `tensorrt` are examples of packages which provide such
     shims. These modules are further described in the
     [Modules](./modules/README.md) documentation.
-- `nccl`: NVIDIA NCCL library.
-- `nccl-tests`: NVIDIA NCCL tests.
-- `saxpy`: Example CMake project that uses CUDA.
+- `packages`: Contains packages which exist in every instance of the CUDA
+    package set. These packages are built in a `by-name` fashion.
 - `setup-hooks`: Nixpkgs setup hooks for CUDA.
 - `tensorrt`: NVIDIA TensorRT library.