fix typo error

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index 607ed49..cad7f28 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -770,7 +770,7 @@
 
 #if defined(MBEDTLS_SSL_CLI_C)
     uint8_t client_auth;       /*!< used to check if CertificateRequest has been
-                                    received from server side. If CertificateReqeust
+                                    received from server side. If CertificateRequest
                                     has been received, Certificate and CertificateVerify
                                     should be sent to server */
 #endif /* MBEDTLS_SSL_CLI_C */