remove startup debug logging

src/http/modules/ngx_http_browser_module.c

diff --git a/src/http/modules/ngx_http_browser_module.c b/src/http/modules/ngx_http_browser_module.c
index 2a98395..0c63780 100644
--- a/src/http/modules/ngx_http_browser_module.c
+++ b/src/http/modules/ngx_http_browser_module.c
@@ -507,9 +507,6 @@
 
     version += ver * scale;
 
-    ngx_conf_log_error(NGX_LOG_NOTICE, cf, 0,
-                       "browser version \"%V\", %ui", &value[2], version);
-
     browser->version = version;
 
     return NGX_CONF_OK;