Spell Bleichenbacher's name right.

Change-Id: I2096f760165f7aaa9b5d922a2e6d4d755365087b
Reviewed-on: https://boringssl-review.googlesource.com/1372
Reviewed-by: Adam Langley <agl@google.com>

crypto/rsa/padding.c

@@ -271,7 +271,7 @@ int RSA_padding_check_PKCS1_type_2(uint8_t *to, unsigned tlen,
 
   /* NOTE: Although |RSA_message_index_PKCS1_type_2| itself is constant time,
    * the API contracts of this function and |RSA_decrypt| with
-   * |RSA_PKCS1_PADDING| make it impossible to completely avoid Bleichenbacker's
+   * |RSA_PKCS1_PADDING| make it impossible to completely avoid Bleichenbacher's
    * attack. */
   if (!RSA_message_index_PKCS1_type_2(from, flen, &msg_index)) {
     OPENSSL_PUT_ERROR(RSA, RSA_padding_check_PKCS1_type_2,

include/openssl/rsa.h

@@ -166,7 +166,7 @@ OPENSSL_EXPORT int RSA_private_decrypt(int flen, const uint8_t *from,
  * length |from_len - *out_index|. Otherwise, it returns zero and sets
  * |*out_index| to some undefined value. This function runs in time independent
  * of the input data and is intended to be used directly to avoid
- * Bleichenbacker's attack.
+ * Bleichenbacher's attack.
  *
  * WARNING: This function behaves differently from the usual OpenSSL convention
  * in that it does NOT put an error on the queue in the error case. */