tree-wide: disable doCheck and doInstallCheck where it fails (the trivial part)

pkgs/development/libraries/at-spi2-core/default.nix

@@ -23,6 +23,8 @@ stdenv.mkDerivation rec {
   # ToDo: on non-NixOS we create a symlink from there?
   configureFlags = "--with-dbus-daemondir=/run/current-system/sw/bin/";
 
+  doCheck = false; # needs dbus daemon
+
   meta = with stdenv.lib; {
     platforms = platforms.unix;
   };