Fix confusing comment

Signed-off-by: Pascal Brand <pascal.brand@st.com>
Adding license default
Merge pull request #7 from pascal-brand-st-dev/issue/add_license_terms

Adding license default
Update Notice.md accordingly to optee_os license terms

Signed-off-by: Pascal Brand <pascal.brand@st.com>
Merge pull request #8 from pascal-brand-st-dev/issue/update_notice

Update Notice.md accordingly to optee_os license terms