sage: fix icon location in the kernel definition

The icon location is incorrect, `doc` directory exists inside `src`
directory, but not on the top level.

+2 -2
+2 -2
pkgs/applications/science/math/sage/default.nix
··· 38 38 ]; 39 39 language = "sagemath"; 40 40 # just one 16x16 logo is available 41 - logo32 = "${sage-src}/doc/common/themes/sage/static/sageicon.png"; 42 - logo64 = "${sage-src}/doc/common/themes/sage/static/sageicon.png"; 41 + logo32 = "${sage-src}/src/doc/common/themes/sage/static/sageicon.png"; 42 + logo64 = "${sage-src}/src/doc/common/themes/sage/static/sageicon.png"; 43 43 }; 44 44 45 45 three = callPackage ./threejs-sage.nix { };