Remove MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE

Signed-off-by: Hanno Becker <hanno.becker@arm.com>
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/library/ssl_srv.c b/library/ssl_srv.c
index c6749af..6ac8d9d 100644
--- a/library/ssl_srv.c
+++ b/library/ssl_srv.c
@@ -3955,7 +3955,7 @@
         if( ret != 0 )
         {
             MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ecjpake_read_round_two", ret );
-            return( MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE );
+            return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
         }
 
         ret = mbedtls_ecjpake_derive_secret( &ssl->handshake->ecjpake_ctx,