[libsoup] io-http2: fix format in two debug messages

[Carlos Garcia Campos <carlosgc src gnome org>]

commit 985c0ac22cc4b775d722d8b10997588be354db43
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Mon May 24 14:05:20 2021 +0200

    io-http2: fix format in two debug messages
    
    Use %zd to ssize_t.

 libsoup/http2/soup-client-message-io-http2.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libsoup/http2/soup-client-message-io-http2.c b/libsoup/http2/soup-client-message-io-http2.c
index 89e5c63a..e5a640d3 100644
--- a/libsoup/http2/soup-client-message-io-http2.c
+++ b/libsoup/http2/soup-client-message-io-http2.c
@@ -577,7 +577,7 @@ on_data_read (GInputStream *source,
         GError *error = NULL;
         gssize read = g_input_stream_read_finish (source, res, &error);
 
-        h2_debug (data->io, data, "[SEND_BODY] Read %zu", read);
+        h2_debug (data->io, data, "[SEND_BODY] Read %zd", read);
 
         /* This operation may have outlived the message data in which
            case this will have been cancelled. */
@@ -640,7 +640,7 @@ on_data_source_read_callback (nghttp2_session     *session,
                 gssize read = g_pollable_input_stream_read_nonblocking  (in_stream, buf, length, 
data->cancellable, &error);
 
                 if (read) {
-                        h2_debug (io, data, "[SEND_BODY] Read %zu", read);
+                        h2_debug (io, data, "[SEND_BODY] Read %zd", read);
                         log_request_data (data, buf, read);
                 }