AndroidConfig::bestNdkPlatformMatch: Ensure that api level 9 is minimum

Change-Id: I527c7ce13b01f441183940a5e0ea2baec64c04e3
Reviewed-by: BogDan Vatra <bogdan@kde.org>

src/plugins/android/androidconfigurations.cpp

@@ -840,6 +840,7 @@ QString AndroidConfig::bestNdkPlatformMatch(const QString &targetAPI) const
 {
     updateNdkInformation();
     int target = targetAPI.mid(targetAPI.lastIndexOf(QLatin1Char('-')) + 1).toInt();
+    target = std::max(9, target);
     foreach (int apiLevel, m_availableNdkPlatforms) {
         if (apiLevel <= target)
             return QString::fromLatin1("android-%1").arg(apiLevel);