Revert "UPSTREAM: dt-bindings: arm: coresight: Add support for coresight-loses-context-with-cpu"

This reverts commit e98e1fbd.

This is a preparation change for merging android-4.19.95 into
msm-4.19 branch.

Remove arm coresight bindings from kernel added by [1].
[1] is conflicting against [2] in msm-4.19.

[1] e98e1fbd("UPSTREAM: dt-bindings: arm: coresight: Add support for
coresight-loses-context-with-cpu")
[2] 728aba9a("Documentation: devicetree: Remove devicetree bindings from
kernel")

Change-Id: I65a39a4fbb0dcc6560b605024c1108266e16f29d
Signed-off-by: Ivaylo Georgiev <irgeorgiev@codeaurora.org>