external/boringssl: Sync to 2c45fa0b90f61b27973fa81893e014fc8c8e8999.

This includes the following changes:

https://boringssl.googlesource.com/boringssl/+log/faa539f877432814d0f2de19846eb99f2ea1e207..2c45fa0b90f61b27973fa81893e014fc8c8e8999

Test: BoringSSL CTS Presubmits
Change-Id: Ie6dc40e0c979168ec73fa1165cbc6e6b83793439
diff --git a/src/crypto/pkcs8/pkcs8_x509.c b/src/crypto/pkcs8/pkcs8_x509.c
index 242f911..875b4ca 100644
--- a/src/crypto/pkcs8/pkcs8_x509.c
+++ b/src/crypto/pkcs8/pkcs8_x509.c
@@ -71,7 +71,7 @@
 
 #include "internal.h"
 #include "../bytestring/internal.h"
-#include "../digest/internal.h"
+#include "../digest_extra/internal.h"
 #include "../internal.h"