add multitouch settings to iOS template (#6210)

Multitouch seems broken on iOS - but it just had to be enabled from the main.mm file. What made it confusing was that settings.enableMultiTouch was not present in the template to begin with, so just added it! Makes life slightly easier :)

#changelog #ios

scripts/templates/ios/src/main.mm

@@ -1,7 +1,7 @@
 #include "ofApp.h"
 
 int main() {
-    
+
     //  here are the most commonly used iOS window settings.
     //------------------------------------------------------
     ofiOSWindowSettings settings;
@@ -17,7 +17,8 @@ int main() {
     settings.depthType = ofxiOSRendererDepthFormat::DEPTH_NONE; // depth format (16/24) if depth enabled
     settings.stencilType = ofxiOSRendererStencilFormat::STENCIL_NONE; // stencil mode
     settings.windowMode = OF_FULLSCREEN;
+    settings.enableMultiTouch = false; // enables multitouch support and updates touch.id etc.
     ofCreateWindow(settings);
-    
+
 	return ofRunApp(new ofApp);
 }