Remove unused include

Change-Id: Ica45c05004aacbd209067eb2a77bb5b94585a2a0
Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>

src/plugins/debugger/qml/qmlinspectoragent.h

@@ -38,7 +38,6 @@
 #include <coreplugin/icontext.h>
 #include <debugger/debuggerconstants.h>
 #include <qmldebug/baseenginedebugclient.h>
-#include <qmldebug/qmldebugclient.h>
 
 namespace QmlDebug {
 class BaseEngineDebugClient;