Revert "Debugger: Remove 'Context' label in debugger console"

As we can have a context again now, we should be able to show it.

This reverts commit 8679a7caa6.

Task-number: QTCREATORBUG-17177
Change-Id: I221628dc91af839be867cc1bf8dfe5d5163fd321
Reviewed-by: hjk <hjk@qt.io>

src/plugins/debugger/qml/qmlengine.cpp

@@ -1120,6 +1120,8 @@ void QmlEngine::updateCurrentContext()
         else
             context = grandParentData->name;
     }
+
+    debuggerConsole()->setContext(tr("Context:") + QLatin1Char(' ') + context);
 }
 
 void QmlEngine::executeDebuggerCommand(const QString &command, DebuggerLanguages languages)