Create README.md

I will modify each folder and add readme. I will start with this one

Author: Ainura-Djumagulov

cloud-infrastructure/compute-including-hpc/compute-software/arm/README.md

@@ -0,0 +1,9 @@
+# Placeholder
+
+# License
+
+Copyright (c) 2023 Oracle and/or its affiliates.
+
+Licensed under the Universal Permissive License (UPL), Version 1.0.
+
+See [LICENSE](https://github.com/oracle-devrel/technology-engineering/blob/folder-structure/LICENSE) for more details.