Add <partition>/tee support to fsgen

Test: m on exynos device with
  PRODUCT_COPY_FILES += \
      00000000-0000-0000-0000-000000010081:$(TARGET_COPY_OUT_VENDOR)/tee/00000000-0000-0000-0000-000000010081
Change-Id: Ib458028da981c52febc4dcd4c43b000837e7047b
diff --git a/etc/prebuilt_etc.go b/etc/prebuilt_etc.go
index 3b0c032..7820047 100644
--- a/etc/prebuilt_etc.go
+++ b/etc/prebuilt_etc.go
@@ -78,6 +78,7 @@
 	ctx.RegisterModuleType("prebuilt_rfs", PrebuiltRfsFactory)
 	ctx.RegisterModuleType("prebuilt_framework", PrebuiltFrameworkFactory)
 	ctx.RegisterModuleType("prebuilt_res", PrebuiltResFactory)
+	ctx.RegisterModuleType("prebuilt_tee", PrebuiltTeeFactory)
 	ctx.RegisterModuleType("prebuilt_wlc_upt", PrebuiltWlcUptFactory)
 	ctx.RegisterModuleType("prebuilt_odm", PrebuiltOdmFactory)
 	ctx.RegisterModuleType("prebuilt_vendor_dlkm", PrebuiltVendorDlkmFactory)
@@ -910,6 +911,16 @@
 	return module
 }
 
+// prebuilt_tee installs files in <partition>/tee directory.
+func PrebuiltTeeFactory() android.Module {
+	module := &PrebuiltEtc{}
+	InitPrebuiltEtcModule(module, "tee")
+	// This module is device-only
+	android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
+	android.InitDefaultableModule(module)
+	return module
+}
+
 // prebuilt_media installs media files in <partition>/media directory.
 func PrebuiltMediaFactory() android.Module {
 	module := &PrebuiltEtc{}