Export libjavacore into the conscrypt linker namespace.

Needed to allow access to AsynchronousCloseMonitor.

Bug: 123121395
Bug: 122881655
Test: atest CtsLibcoreOkHttpTestCases:com.squareup.okhttp.CallTest
Change-Id: I1c73a9beb7a083a61ed52e437d7377b2486a34f7
diff --git a/build/apex/ld.config.txt b/build/apex/ld.config.txt
index 1f0bf4d..9bf2ae5 100644
--- a/build/apex/ld.config.txt
+++ b/build/apex/ld.config.txt
@@ -61,7 +61,8 @@
 
 namespace.conscrypt.search.paths = /apex/com.android.conscrypt/${LIB}
 namespace.conscrypt.asan.search.paths = /apex/com.android.conscrypt/${LIB}
-namespace.conscrypt.links = platform
+namespace.conscrypt.links = runtime,platform
+namespace.conscrypt.link.runtime.shared_libs   = libjavacore.so
 namespace.conscrypt.link.platform.shared_libs  = libc.so
 namespace.conscrypt.link.platform.shared_libs += libm.so
 namespace.conscrypt.link.platform.shared_libs += libdl.so