Whitelist system/lib64/libminadbd_services.so for recovery image.

Bug: 112318375
Test: `build/soong/build_test.bash --dist` passes.
Change-Id: I4abb70ae45e33d944859741f079203807a3c8ea6
diff --git a/target/product/mainline_arm64.mk b/target/product/mainline_arm64.mk
index 92954db..281f824 100644
--- a/target/product/mainline_arm64.mk
+++ b/target/product/mainline_arm64.mk
@@ -28,3 +28,4 @@
   root/init.zygote64_32.rc \
   system/etc/seccomp_policy/crash_dump.arm.policy \
   system/etc/seccomp_policy/mediacodec.policy \
+  system/lib64/libminadbd_services.so \