centralize common settings for edgeTPU

Bug: 258114806
Test: build pass with all the things still in the ROM
Change-Id: Iafa355c047d39cfb21ef043ed0e7b4108630b781
diff --git a/edgetpu/sepolicy/service.te b/edgetpu/sepolicy/service.te
new file mode 100644
index 0000000..3cb81dd
--- /dev/null
+++ b/edgetpu/sepolicy/service.te
@@ -0,0 +1,5 @@
+type edgetpu_nnapi_service, app_api_service, service_manager_type;
+type edgetpu_vendor_service, service_manager_type, hal_service_type;
+
+# EdgeTPU binder service type declaration.
+type edgetpu_app_service, service_manager_type;