Allow signals to hal_graphics_allocator_server from dumpstate

This is needed for bugreport to include ANR trace for the process.

Bug: 111604912
Test: adb bugreport
Change-Id: I3f09e17523ccf9b637fd9590e53a13e03e80ccaa

private/incidentd.te

@@ -86,6 +86,7 @@ allow incidentd {
   hal_audio_server
   hal_bluetooth_server
   hal_camera_server
+  hal_graphics_allocator_server
   hal_graphics_composer_server
   hal_omx_server
   hal_sensors_server

public/dumpstate.te

@@ -74,6 +74,7 @@ allow dumpstate {
   hal_bluetooth_server
   hal_camera_server
   hal_drm_server
+  hal_graphics_allocator_server
   hal_graphics_composer_server
   hal_omx_server
   hal_sensors_server