fix(psci): correct parent_node type in messages

As parent_node is unsigned, we have to use %u and not %d.
This avoids warning when -Wformat-signedness is enabled.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: I5ab7acb33227d720b2c8a4ec013435442b219a44
1 file changed