Add recovery_refresh to mainline_system

Needed by recovery on devices without a cache partition.

Bug: 80410283
Test: lunch mainline_arm64; m nothing
Change-Id: I71fd35022b0928016f6767cea35971ce14bf03fe
diff --git a/target/product/mainline_system.mk b/target/product/mainline_system.mk
index b9b422f..0eaa6d7 100644
--- a/target/product/mainline_system.mk
+++ b/target/product/mainline_system.mk
@@ -42,6 +42,7 @@
 
 # OTA support
 PRODUCT_PACKAGES += \
+    recovery-refresh \
     update_engine \
     update_verifier \