Add tracking bugs to denials

These denials should not be allowed. Adding a bug number to the
denial properly attributes them to a bug.

Bug: 69197466
avc: denied { fsetid } for comm="update_engine" capability=4
scontext=u:r:update_engine:s0 tcontext=u:r:update_engine:s0
tclass=capability

Bug: 62140539
avc: denied { open }
path="/data/system_de/0/spblob/17a358cf8dff62ea.weaver"
scontext=u:r:vold:s0 tcontext=u:object_r:system_data_file:s0
tclass=file
avc: denied { unlink } for name="17a358cf8dff62ea.weaver"
scontext=u:r:vold:s0 tcontext=u:object_r:system_data_file:s0
tclass=file

Bug: 69175449
avc: denied { read } for name="pipe-max-size" dev="proc"
scontext=u:r:system_server:s0 tcontext=u:object_r:proc:s0 tclass=file

Test: build
Change-Id: I62dc26a9076ab90ea4d4ce1f22e9b195f33ade16