Revert "Move sepolicy files to gs-common."

Revert submission 26288713-twoshay-sepolicy-24

Reason for revert: DroidMonitor: Potential culprit for b/327235315 - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Bug:327235315

Reverted changes: /q/submissionid:26288713-twoshay-sepolicy-24

Change-Id: I63316d2d5a5cc35a844f7f282ac0bf76b9b557fa
diff --git a/input/service_contexts b/input/service_contexts
new file mode 100644
index 0000000..f48eee4
--- /dev/null
+++ b/input/service_contexts
@@ -0,0 +1,3 @@
+com.google.input.algos.gril.IGrilAntennaTuningService/default              u:object_r:gril_antenna_tuning_service:s0
+com.google.input.ITouchContextService/default              u:object_r:touch_context_service:s0
+com.google.input.algos.spd.IScreenProtectorDetectorService/default u:object_r:screen_protector_detector_service:s0