blender: fix runtime crash by adding missing wayland-scanner

Without this, it crashes on launch or render when using (at least)
Nvidia GPUs. Blender build needs this, but currently only warns during
build.

See also:
https://github.com/NixOS/nixpkgs/pull/214906
https://github.com/NixOS/nixpkgs/issues/340080

pkgs/applications/misc/blender/default.nix

@@ -77,6 +77,7 @@
   tbb,
   wayland,
   wayland-protocols,
+  wayland-scanner,
   waylandSupport ? stdenv.isLinux,
   zlib,
   zstd,
@@ -223,7 +224,10 @@ stdenv.mkDerivation (finalAttrs: {
       addDriverRunpath
       cudaPackages.cuda_nvcc
     ]
-    ++ lib.optionals waylandSupport [ pkg-config ];
+    ++ lib.optionals waylandSupport [
+      pkg-config
+      wayland-scanner
+    ];
 
   buildInputs =
     [