Style and typos

Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 7383d88..dcb215d 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -3921,7 +3921,7 @@
             }
             else
             {
-                mbedtls_printf( "    DTLS-SRTP no mki value negociated" );
+                mbedtls_printf( "    DTLS-SRTP no mki value negotiated" );
             }
             mbedtls_printf( "\n" );