Remove superflous underscore in internal_api/Makemodule.am
Remove superflous underscore in internal_api/Makemodule.am

Change-Id: Iea066233e266339db455563b8f6370ef261ed36d
Signed-off-by: Thomas Nyman <637edc83cb495d74e75d0415e2e205da088dba42@aalto.fi>

Open-TEE/tee-engine