[makefile] Fix ifmap-python-client target (get-orig-source missing)

Thanks Ted!

Change-Id: Ibaa33e56cff2c18e6e0975726c087a39ac8e1812
(cherry picked from commit 480e92df570e19c6c1bfb80f5f10f10045a7f55d)
Merge "[makefile] Fix ifmap-python-client target (get-orig-source missing)" into R1.06