MLECO-3583: Update copyright notice according to new guidelines

Change-Id: I0f057b33993e5196a60e52f4fb0c60e09693dcfe
diff --git a/source/application/api/common/source/Classifier.cc b/source/application/api/common/source/Classifier.cc
index 1b5fc64..8a335f7 100644
--- a/source/application/api/common/source/Classifier.cc
+++ b/source/application/api/common/source/Classifier.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021-2022 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021-2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/common/source/ImageUtils.cc b/source/application/api/common/source/ImageUtils.cc
index 31b9493..072dcdf 100644
--- a/source/application/api/common/source/ImageUtils.cc
+++ b/source/application/api/common/source/ImageUtils.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/common/source/Mfcc.cc b/source/application/api/common/source/Mfcc.cc
index 3bf5eb3..5017409 100644
--- a/source/application/api/common/source/Mfcc.cc
+++ b/source/application/api/common/source/Mfcc.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/common/source/Model.cc b/source/application/api/common/source/Model.cc
index d2c7167..1dbef1d 100644
--- a/source/application/api/common/source/Model.cc
+++ b/source/application/api/common/source/Model.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/common/source/TensorFlowLiteMicro.cc b/source/application/api/common/source/TensorFlowLiteMicro.cc
index 8738e5c..f303638 100644
--- a/source/application/api/common/source/TensorFlowLiteMicro.cc
+++ b/source/application/api/common/source/TensorFlowLiteMicro.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");