Add servicemanager.recovery to base_vendor.mk.

This is so that AIDL HALs can run in recovery.

Test: manual in recovery
Bug: 170338625
Change-Id: Ie9bb7bd554d9d848e6bacd091e2273b7f390c2a9
diff --git a/target/product/base_vendor.mk b/target/product/base_vendor.mk
index 7622a69..5004b85 100644
--- a/target/product/base_vendor.mk
+++ b/target/product/base_vendor.mk
@@ -25,6 +25,7 @@
     linker.recovery \
     otacerts.recovery \
     recovery \
+    servicemanager.recovery \
     shell_and_utilities_recovery \
     watchdogd.recovery \