Fix typo in the |ssl_ticket_aead_success| documentation

Change-Id: I6d07a8e146a925a14dbf5d11b4e8a57ef6eee39c
Reviewed-on: https://boringssl-review.googlesource.com/14244
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h
index 6e737af..11f8ef2 100644
--- a/include/openssl/ssl.h
+++ b/include/openssl/ssl.h
@@ -2017,7 +2017,7 @@
 /* ssl_ticket_aead_result_t enumerates the possible results from decrypting a
  * ticket with an |SSL_TICKET_AEAD_METHOD|. */
 enum ssl_ticket_aead_result_t {
-  /* ssl_ticket_aead_success indicates the the ticket was successfully
+  /* ssl_ticket_aead_success indicates that the ticket was successfully
    * decrypted. */
   ssl_ticket_aead_success,
   /* ssl_ticket_aead_retry indicates that the operation could not be