extend app policy to fix wrapped processes

Bug: 15435041
Change-Id: I26209bf8e0b896eac016b5dd1faf6b6e97d72aff
Signed-off-by: Daniel Micay <danielmicay@gmail.com>

app.te

@@ -27,6 +27,11 @@ allow appdomain zygote_tmpfs:file read;
 # Notify zygote of death;
 allow appdomain zygote:process sigchld;
 
+# Notify zygote of the wrapped process PID when using --invoke-with.
+userdebug_or_eng(`
+  allow appdomain zygote:fifo_file write;
+')
+
 # Notify shell and adbd of death when spawned via runas for ndk-gdb.
 allow appdomain shell:process sigchld;
 allow appdomain adbd:process sigchld;