Add ld.config.txt for Android 8.x+ trees

- Fixes the ld.config.txt errors in recovery log which may prevent
  decryption and shell commands from working properly

Change-Id: I0e057525cdda39e8ac10115d37e2cb882b9c4844
diff --git a/etc/Android.mk b/etc/Android.mk
index 4aeb251..ca549ea 100644
--- a/etc/Android.mk
+++ b/etc/Android.mk
@@ -60,6 +60,15 @@
 
     LOCAL_SRC_FILES := init.recovery.hlthchrg26.rc
     include $(BUILD_PREBUILT)
+
+    include $(CLEAR_VARS)
+    LOCAL_MODULE := init.recovery.ldconfig.rc
+    LOCAL_MODULE_TAGS := eng
+    LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
+    LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
+
+    LOCAL_SRC_FILES := init.recovery.ldconfig.rc
+    include $(BUILD_PREBUILT)
 else
     include $(CLEAR_VARS)
     LOCAL_MODULE := init.recovery.hlthchrg.rc