manifest: track several external repos we need

aac - merged kk changes into
libxml2 - merged kk changes into it
tinyalsa - merged kk changes into it

icu - prior LP it was handled in icu4c repo which was moved into icu repo. We still need to bring up our changes there
      its pur aosp right now

Change-Id: I9f983b7c8e7c05c79cf5c55845d757fc91451e3c
manifest: track our own media provider

patched up kk to lp

Change-Id: I1af22a478bf833e1526b9280340b004b9cf148f7
Manifest: CAF track our own system_netd and system_qcom

Change-Id: I9fa16448140cb42d374a258da03d67b9d00592aa
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>
Manifest: CAF add qcom_sepolicy

Change-Id: Ib61a9752ffdedaa28824e8c881f0559ebd620bce
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>
Manifest: CAF track external_fuse and system_media

Change-Id: Ifc2c619cd837482d6f4c9df895d325362894bb5d
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>