Remove madx local package

spack/packages/madx/package.py

-# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
-# Spack Project Developers. See the top-level COPYRIGHT file for details.
-#
-# SPDX-License-Identifier: (Apache-2.0 OR MIT)
-
-from spack import *
-
-
-class Madx(CMakePackage):
-    """MAD-X (Methodical Accelerator Design) is an application
-    for designing particle accelerators."""
-
-    homepage = "https://github.com/MethodicalAcceleratorDesign/MAD-X"
-    url      = "https://github.com/MethodicalAcceleratorDesign/MAD-X/archive/refs/tags/5.07.00.tar.gz"
-    git      = "https://github.com/MethodicalAcceleratorDesign/MAD-X.git"
-
-    maintainers = ['wdconinc']
-
-    # Supported MAD-X versions
-    version('master', branch='master')
-    version('5.07.00', sha256='77c0ec591dc3ea76cf57c60a5d7c73b6c0d66cca1fa7c4eb25a9071e8fc67e60')
-    version('5.06.01', sha256='cd2cd9f12463530950dab1c9a26730bb7c38f378c13afb7223fb9501c71a84be')
-
-    # patch for gcc-11 to avoid error due to variable shadowing
-    patch('https://github.com/MethodicalAcceleratorDesign/MAD-X/commit/e7a434290df675b894f70026ce0c7c217330cce5.patch',
-          sha256='ba9d00692250ab1eeeb7235a4ba7d899ecbbb4588f3ec08afc22d228dc1ea437',
-          when='@:5.07.00')
-
-    depends_on("libx11")
-    depends_on("zlib")