Remove unnecessary blank line

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index 86220d2..51e8ed7 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -1681,7 +1681,6 @@
  */
 int mbedtls_ssl_tls13_write_change_cipher_spec( mbedtls_ssl_context *ssl );
 
-
 /*
  * Write TLS 1.3 handshake message tail
  */