Install layer tests with CMake (openvinotoolkit#6892)

* add CMakeLists.txt

* add copyright docstring

* add newline after copyright

* set target name

* change TARGET to DIRECTORY

* Rename layer tests dir to avoid name conflict

* cmakelists.txt final version

* Change destination to tests\layer_tests_openvino

* Add cmake_minimum_required to CMakeLists.txt

* Update CMakeLists.txt

tests/layer_tests/CMakeLists.txt

@@ -0,0 +1,9 @@
+# Copyright (C) 2018-2021 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+#
+
+cmake_minimum_required(VERSION 3.13)
+
+project(layer_tests)
+
+install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DESTINATION tests COMPONENT tests EXCLUDE_FROM_ALL)