feat(zynqmp): remove unused pm_get_proc_by_node()

The pm_get_proc_by_node() is not used anywhere. Hence remove the
same.

Change-Id: Ifd68dd524cae0a9f1684d943019563027859ccea
Signed-off-by: Ronak Jain <ronak.jain@amd.com>
2 files changed