Include ctrdrbg.h in the Rust wrapper.

Used on the Android platform.

Change-Id: I99f1f56c6a09852ec918816591371426390f1873
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/55405
Commit-Queue: Pete Bentley <prb@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>

rust/wrapper.h

diff --git a/rust/wrapper.h b/rust/wrapper.h
index ff63244..316cff1 100644
--- a/rust/wrapper.h
+++ b/rust/wrapper.h
@@ -18,6 +18,7 @@
 #include "../include/openssl/conf.h"
 #include "../include/openssl/cpu.h"
 #include "../include/openssl/crypto.h"
+#include "../include/openssl/ctrdrbg.h"
 #include "../include/openssl/curve25519.h"
 #include "../include/openssl/des.h"
 #include "../include/openssl/dh.h"