i18n: Translate network_en_US.ts in es (#360)

100% translated source file: 'network_en_US.ts'
on 'es'.

Log:

Author: transifex-integration[bot]

dcc-network/translations/network_es.ts

@@ -32,7 +32,7 @@
     <name>PageAppProxy</name>
     <message>
         <source>Application Proxy</source>
-        <translation>Proxy de aplicación</translation>
+        <translation>Aplicación Proxy</translation>
     </message>
     <message>
         <source>Set up proxy servers</source>