FindCUDA: Fix typo in CUDA_DETECT_INSTALLED_GPUS doc string

Modules/FindCUDA/select_compute_arch.cmake

@@ -71,7 +71,7 @@ function(CUDA_DETECT_INSTALLED_GPUS OUT_VARIABLE)
     if(run_result EQUAL 0)
       string(REPLACE "2.1" "2.1(2.0)" compute_capabilities "${compute_capabilities}")
       set(CUDA_GPU_DETECT_OUTPUT ${compute_capabilities}
-        CACHE INTERNAL "Returned GPU architetures from detect_gpus tool" FORCE)
+        CACHE INTERNAL "Returned GPU architectures from detect_gpus tool" FORCE)
     endif()
   endif()