Improved a variable name

modules/juce_core/native/juce_mac_Network.mm

@@ -881,17 +881,17 @@ public:
         connection = nullptr;
     }
 
-    bool connect (WebInputStream::Listener* webInputListener, int attemptNumber = 0)
+    bool connect (WebInputStream::Listener* webInputListener, int numRetries = 0)
     {
         createConnection();
         if (! connection->start (owner, webInputListener))
         {
             // Workaround for deployment targets below 10.10 where HTTPS POST requests with keep-alive fail with the NSURLErrorNetworkConnectionLost error code.
            #if ! (JUCE_IOS || (defined (__MAC_OS_X_VERSION_MIN_REQUIRED) && defined (__MAC_10_10) && __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_10))
-            if (attemptNumber == 0 && connection->nsUrlErrorCode == NSURLErrorNetworkConnectionLost)
+            if (numRetries == 0 && connection->nsUrlErrorCode == NSURLErrorNetworkConnectionLost)
             {
                 connection = nullptr;
-                return connect (webInputListener, ++attemptNumber);
+                return connect (webInputListener, ++numRetries);
             }
            #endif