Use bootstrap linkerconfig from early init

Linkerconfig will be moved into Runtime APEX, so
/system/bin/linkerconfig would not be available before APEX is mounted.
Use bootstrap linkerconfig instead during early init.

Bug: 165769179
Test: Cuttlefish boot succeeded
Change-Id: Iae41f325bbd5f5194aaf4613141860f913dfbff1
diff --git a/init/builtins.cpp b/init/builtins.cpp
index b235d2f..c44e03e 100644
--- a/init/builtins.cpp
+++ b/init/builtins.cpp
@@ -1232,7 +1232,7 @@
 }
 
 static Result<void> GenerateLinkerConfiguration() {
-    const char* linkerconfig_binary = "/system/bin/linkerconfig";
+    const char* linkerconfig_binary = "/apex/com.android.runtime/bin/linkerconfig";
     const char* linkerconfig_target = "/linkerconfig";
     const char* arguments[] = {linkerconfig_binary, "--target", linkerconfig_target};