Remove sensors. from vendor_property_contexts

This property is not used anymore.

Bug: 177049853
Test: build
Change-Id: I5258a6a552c121fd59420a635e0c75e33b1c60f9
diff --git a/sepolicy/property_contexts b/sepolicy/property_contexts
deleted file mode 100644
index 3a4bde3..0000000
--- a/sepolicy/property_contexts
+++ /dev/null
@@ -1 +0,0 @@
-sensors.                   u:object_r:sensors_prop:s0