Android: Fix build with older Qt

Fixes compile on macOS and Linux.
Amends 8050b48c32.

Change-Id: Ibb70c1b4ee41185b4ceccab0812d8fc5fae96ef6
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

src/plugins/android/androidrunnerworker.h

@@ -10,10 +10,10 @@
 
 #include <utils/commandline.h>
 #include <utils/environment.h>
+#include <utils/port.h>
 
 namespace Android { class AndroidDeviceInfo; }
 namespace ProjectExplorer { class RunControl; }
-namespace Utils { class Port; }
 
 namespace Android::Internal {