harfbuzz-icu: 1.8.0 -> 1.8.1

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

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

These checks were done:

- built on NixOS

- 0 of 0 passed binary check by having a zero exit code.
- 0 of 0 passed binary check by having the new version present in output.
- found 1.8.1 with grep in /nix/store/419wp0z2096xs6kp9zlj20hys61clnay-harfbuzz-icu-1.8.1
- directory tree listing: https://gist.github.com/e7c8b4aebf0715a6aee75d6fe6d3e8e1
- du listing: https://gist.github.com/ff39237157e9c975f8c6d8a66326c6b7

pkgs/development/libraries/harfbuzz/default.nix

@@ -5,7 +5,7 @@
 }:
 
 let
-  version = "1.8.0";
+  version = "1.8.1";
   inherit (stdenv.lib) optional optionals optionalString;
 in
 
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
 
   src = fetchurl {
     url = "https://www.freedesktop.org/software/harfbuzz/release/harfbuzz-${version}.tar.bz2";
-    sha256 = "18wnbq919k5h8pfm1pfy38gs1qzj1hnfr1wq989bix1n2jiii1d1";
+    sha256 = "0ifzhqbg4p6ka7ps5c7lapix09i9yy4z7achc1gf91dhvn967vgv";
   };
 
   outputs = [ "out" "dev" ];