scripted-diff: rename proxyType to Proxy

-BEGIN VERIFY SCRIPT-
sed -i 's/\<proxyType\>/Proxy/g' $(git grep -l proxyType)
-END VERIFY SCRIPT-

src/qt/clientmodel.cpp

@@ -328,7 +328,7 @@ void ClientModel::unsubscribeFromCoreSignals()
 
 bool ClientModel::getProxyInfo(std::string& ip_port) const
 {
-    proxyType ipv4, ipv6;
+    Proxy ipv4, ipv6;
     if (m_node.getProxy((Network) 1, ipv4) && m_node.getProxy((Network) 2, ipv6)) {
       ip_port = ipv4.proxy.ToStringIPPort();
       return true;