libyafaray: switch to openexr_3

pkgs/by-name/li/libyafaray/package.nix

@@ -2,7 +2,6 @@
   cmake,
   fetchFromGitHub,
   freetype,
-  ilmbase,
   lib,
   libjpeg,
   libtiff,
@@ -33,10 +32,6 @@ stdenv.mkDerivation {
       include/geometry/poly_double.h include/noise/noise_generator.h # gcc12
   '';
 
-  preConfigure = ''
-    NIX_CFLAGS_COMPILE+=" -isystem ${ilmbase.dev}/include/OpenEXR"
-  '';
-
   nativeBuildInputs = [
     cmake
     pkg-config
@@ -44,7 +39,6 @@ stdenv.mkDerivation {
 
   buildInputs = [
     freetype
-    ilmbase
     libjpeg
     libtiff
     libxml2