Merge pull request 'add fflush call in httpd_connection' (#654) from aleteoryx/snac2:aleteoryx-patch-fflush into master

Reviewed-on: https://codeberg.org/grunfink/snac2/pulls/654

httpd.c

@@ -481,6 +481,8 @@ void httpd_connection(FILE *f)
     else
         req = xs_httpd_request(f, &payload, &p_size);
 
+    fflush(f);
+
     if (req == NULL) {
         /* probably because a timeout */
         fclose(f);