povray: 3.7.0.7 -> 3.7.0.8 (#41269)

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/povray/versions.

These checks were done:

- built on NixOS
- /nix/store/hl6rn2fjd9h2g4vks7hrm3yv2f1zh3yc-povray-3.7.0.8/bin/povray passed the binary check.
- 1 of 1 passed binary check by having a zero exit code.
- 0 of 1 passed binary check by having the new version present in output.
- found 3.7.0.8 with grep in /nix/store/hl6rn2fjd9h2g4vks7hrm3yv2f1zh3yc-povray-3.7.0.8
- directory tree listing: https://gist.github.com/d35bed4b147aefbe2b8c6e42bdf56ccb
- du listing: https://gist.github.com/75bee836a81741aa901a3677fb40aa16

pkgs/tools/graphics/povray/default.nix

@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   name = "povray-${version}";
-  version = "3.7.0.7";
+  version = "3.7.0.8";
 
   src = fetchFromGitHub {
     owner = "POV-Ray";
     repo = "povray";
     rev = "v${version}";
-    sha256 = "0gqbc4ycjfqpnixzzqxlygmargk6sm77b0k3xzff9dxdrak3xng7";
+    sha256 = "1q114n4m3r7qy3yn954fq7p46rg7ypdax5fazxr9yj1jklf1lh6z";
   };