cuda-library-samples.cutensor: fix

Previously, the cutensor samples could not find the libcutensor.so.1
shared library at runtime. This patch adds cutensor as a buildInput so
the shared library is linked in properly.

pkgs/test/cuda/cuda-library-samples/generic.nix

@@ -54,6 +54,8 @@ in
 
     src = "${src}/cuTENSOR";
 
+    buildInputs = [ cutensor ];
+
     cmakeFlags = [
       "-DCUTENSOR_EXAMPLE_BINARY_INSTALL_DIR=${builtins.placeholder "out"}/bin"
     ];