Removing the kuser_helper elf note from building

This change removes the kuser_helper note from building automatically
with any binary but leaves the note.
Also fixes a typo in the note.

Original patch adding the note:
Ib8366e2a0810092b71381d57dee4bdaa56369a24

Bug: 34815073
Test: Manual - Note is no longer added to binaries
Change-Id: Ieb81f9d9127d1f8a522434a31c696d743238e2a5