add trompeloeil package (#39944)

* add trompeloeil package
* remove maintainer as he wish not to be
* fix style

var/spack/repos/builtin/packages/trompeloeil/package.py

@@ -0,0 +1,20 @@
+# Copyright 2013-2023 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.package import *
+
+
+class Trompeloeil(CMakePackage):
+    """Trompeloeil is a thread-safe header-only mocking framework for C++11/14
+    using the Boost Software License 1.0"""
+
+    homepage = "https://github.com/rollbear/trompeloeil"
+    url = "https://github.com/rollbear/trompeloeil/archive/v43.tar.gz"
+    git = "https://github.com/rollbear/trompeloeil.git"
+
+    version("master", branch="master")
+    version("45", sha256="124b0aa45d84415193719376b6557fc1f1180cbfebf4dc4f7ca247cb404d6bd8")
+    version("44", sha256="004877db6ba22f24c7867e112e081eeb68858122f55ebe7c7dd9d8d9e3b46c88")
+    version("43", sha256="86a0afa2e97347202a0a883ab43da78c1d4bfff0d6cb93205cfc433d0d9eb9eb")