Remove patch against glibc since it no longer applies, and is no
longer relevant since no AGL platform uses a kernel old enough
(< 3.14.3) to require it.
Bug-AGL: SPEC-2932
Change-Id: I7fc1ae73b41f69892ea1ac72fbe563de7c9122f7 Signed-off-by: Scott Murray <scott.murray@konsulko.com>