Revert "New ArmNN AIDL SELinux permissions and settings"

This revert was created by Android Culprit Assistant. The culprit was identified in the following culprit search session (http://go/aca-get/123b2665-83ef-4fd0-904d-a0d8c5782db9).

Bug: b/290958543
Change-Id: I6c085728c663845efb1006e62a54482c01d500ff
diff --git a/gpu/sepolicy/file_contexts b/gpu/sepolicy/file_contexts
index 7cadf04..3752908 100644
--- a/gpu/sepolicy/file_contexts
+++ b/gpu/sepolicy/file_contexts
@@ -1,3 +1 @@
-/vendor/bin/gpu_probe                                                     u:object_r:gpu_probe_exec:s0
-
-/vendor/bin/hw/android\.hardware\.neuralnetworks-shim-service-armnn       u:object_r:hal_neuralnetworks_armnn_exec:s0
+/vendor/bin/gpu_probe           u:object_r:gpu_probe_exec:s0