fix typo

Change-Id: Ieda312d5607dd17af0bb70045fbaba8ddec38c94
diff --git a/app.te b/app.te
index 7da4445..8e220ff 100644
--- a/app.te
+++ b/app.te
@@ -202,7 +202,7 @@
 neverallow { appdomain -unconfineddomain } { domain -appdomain }:process ptrace;
 
 # Write access to /proc/pid entries for any non-app domain.
-neverallow { appdomain -unconfineddomain } { domain - appdomain }:file write;
+neverallow { appdomain -unconfineddomain } { domain -appdomain }:file write;
 
 # signal access to non-app domains.
 # sigchld allowed for parent death notification.