FindCUDAToolkit: Fix `nvrtc_builtins_static` library name
Update the change from commit 2a94c762ed (FindCUDAToolkit: Add support
for CUDA::nvrtc_static, 2023-01-20, v3.26.0-rc1~55^2). The lib is named
`libnvrtc-builtins_static.a`, not `libnvrtc_builtins_static.a`.