remove obsolete avc error

Bug: 170189719
Test: run pts with no relevant log showing up.

Change-Id: Ideaba932ddae7ba01fe36a63b0bf74d3bb448262
diff --git a/tracking_denials/shell.te b/tracking_denials/shell.te
deleted file mode 100644
index e665cee..0000000
--- a/tracking_denials/shell.te
+++ /dev/null
@@ -1,2 +0,0 @@
-# b/170189719
-dontaudit shell property_type:file rw_file_perms;