add new package : audit-userspace (#15163)

var/spack/repos/builtin/packages/audit-userspace/package.py

+# Copyright 2013-2020 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 AuditUserspace(AutotoolsPackage):
+    """Linux audit userspace"""
+
+    homepage = "https://github.com/linux-audit/audit-userspace"
+    url      = "https://github.com/linux-audit/audit-userspace/archive/v2.8.5.tar.gz"
+
+    version('2.8.5', sha256='835ffdd65056ba0c26509dbf48882713b00dbe70e1d8cf25d538501136c2e3e9')
+    version('2.8.4', sha256='089dfdceb38edf056202a6de4892fd0c9aaa964c08bd7806c5d0c7c33f09e18d')
+    version('2.8.3', sha256='c239e3813b84bc264aaf2f796c131c1fe02960244f789ec2bd8d88aad4561b29')
+    version('2.8.2', sha256='0a312a8487190d97715d46abb30aa2abd464b55f21d5c2d24428baa320ee4ce2')
+
+    depends_on('autoconf',  type='build')
+    depends_on('automake',  type='build')
+    depends_on('libtool',   type='build')
+    depends_on('m4',        type='build')
+    depends_on('openldap')
+    depends_on('swig')