MLECO-2944: CMSIS device refactoring

* RTE_components header to include corresponding Arm Cortex-M system header
* remove custom CMSIS implementation from repo
* use templates within CMSIS repo instead
* update cmake to use header and source files within CMSIS repo

Change-Id: I3534dae97b93c07a5056471b1d1dedbc78f00aa7
diff --git a/source/hal/cmsis_device/include/RTE_components.h b/source/hal/cmsis_device/include/RTE_components.h
new file mode 100644
index 0000000..8988e9b
--- /dev/null
+++ b/source/hal/cmsis_device/include/RTE_components.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2022 Arm Limited. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef RTE_COMPONENTS_H
+#define RTE_COMPONENTS_H
+
+#if defined(CPU_HEADER_FILE)
+#include CPU_HEADER_FILE /* Cortex M system header file from CMSIS. */
+#endif /* CPU_HEADER_FILE */
+
+#endif  /* RTE_COMPONENTS_H */