libsepol: enable parallel building

Tested at -j48.

+2
+2
pkgs/os-specific/linux/libsepol/default.nix
··· 31 32 NIX_CFLAGS_COMPILE = "-Wno-error"; 33 34 passthru = { inherit se_url; }; 35 36 meta = with lib; {
··· 31 32 NIX_CFLAGS_COMPILE = "-Wno-error"; 33 34 + enableParallelBuilding = true; 35 + 36 passthru = { inherit se_url; }; 37 38 meta = with lib; {