Missing "variable" word added.

docs/xml/nginx/changes.xml

diff --git a/docs/xml/nginx/changes.xml b/docs/xml/nginx/changes.xml
index 9d5c4e7..0afdf16 100644
--- a/docs/xml/nginx/changes.xml
+++ b/docs/xml/nginx/changes.xml
@@ -30,7 +30,7 @@
 переменная $realip_remote_addr в модуле ngx_http_realip_module.
 </para>
 <para lang="en">
-the $realip_remote_addr in the ngx_http_realip_module.
+the $realip_remote_addr variable in the ngx_http_realip_module.
 </para>
 </change>