add dri device to zygote whitelisted FDs

The driver can be used just like /dev/ion for graphic buffers.

Bug: 31172436
Change-Id: I4f76e398b58a684f614f72ce7ef6bdd049ea7655
(cherry picked from commit 8977e424ee2d6d85fec419532ae510131aa88c45)
diff --git a/core/jni/fd_utils-inl.h b/core/jni/fd_utils-inl.h
index 1f34b02..c6a3e97 100644
--- a/core/jni/fd_utils-inl.h
+++ b/core/jni/fd_utils-inl.h
@@ -45,7 +45,8 @@
   "/sys/kernel/debug/tracing/trace_marker",
   "/system/framework/framework-res.apk",
   "/dev/urandom",
-  "/dev/ion"
+  "/dev/ion",
+  "/dev/dri/renderD129", // Fixes b/31172436
 };
 
 static const char* kFdPath = "/proc/self/fd";