This commits switches the GA metadata file copy from
/opt/patching/metadata to /opt/software/metadata.
Test Plan
PASS: build iso, install and verify that "software list"
lists the GA release
Story: 2010676
Task: 49112
Change-Id: I75b8cd6ae41a9cf9b5af0225ebcaaf0d9e0ddb4e
Signed-off-by: Heitor Matsui <heitorvieira.matsui@windriver.com>