Export google_find_phdr in JNI library

This is necessary in some circumstances when building internally, and is harmless otherwise.

PiperOrigin-RevId: 358372796
Change-Id: Ib53a5bc1e45acb7fb3fceee91ea25fe7e69283c4

tensorflow/lite/java/tflite_version_script.lds

@@ -6,6 +6,9 @@ VERS_1.0 {
     JNI_OnUnload;
     TfLite*;
 
+  # Required for libunwind. This is needed if built and then run internally.
+    google_find_phdr;
+
   # Hide everything else.
   local:
     *;