feat(sw360_objects): re-license to MIT

Completely overlooked that this is still licensed as Inner Source. This
is completely my own work, so let's adapt to CaPyCli main license.

Author: gernot-h

sw360/sw360_objects.py

@@ -1,9 +1,10 @@
 # -------------------------------------------------------------------------------
-# (c) 2019-2020 Siemens AG
+# (c) 2019-2024 Siemens AG
 # All Rights Reserved.
 # Author: [email protected]
 #
-# Licensed as Siemens Inner Source, see top-level License.md file for details.
+# Licensed under the MIT license.
+# SPDX-License-Identifier: MIT
 # -------------------------------------------------------------------------------
 
 import re