Boot2Qt / Yocto build fails for qtbase in CI

agent:2023/09/05 10:00:50 build.go:405: | /home/qt/work/build/build/tmp/work/cortexa57-poky-linux/qtbase/6.6.0-r0/git/src/network/kernel/qnetworkproxy_libproxy.cpp:75:40: error: 'libProxyWrapper' has not been declared
agent:2023/09/05 10:00:50 build.go:405: |    75 | Q_APPLICATION_STATIC(QLibProxyWrapper, libProxyWrapper)
agent:2023/09/05 10:00:50 build.go:405: |       |                                        ^~~~~~~~~~~~~~~
agent:2023/09/05 10:00:50 build.go:405: | /home/qt/work/build/build/tmp/work/cortexa57-poky-linux/qtbase/6.6.0-r0/git/src/network/kernel/qnetworkproxy_libproxy.cpp:77:1: error: expected constructor, destructor, or type conversion before 'QLibProxyWrapper'
agent:2023/09/05 10:00:50 build.go:405: |    77 | QLibProxyWrapper::QLibProxyWrapper()
agent:2023/09/05 10:00:50 build.go:405: |       | ^~~~~~~~~~~~~~~~
agent:2023/09/05 10:00:50 build.go:405: | /home/qt/work/build/build/tmp/work/cortexa57-poky-linux/qtbase/6.6.0-r0/git/src/network/kernel/qnetworkproxy_libproxy.cpp: In static member function 'static QList<QNetworkProxy> QNetworkProxyFactory::systemProxyForQuery(const QNetworkProxyQuery&)':
agent:2023/09/05 10:00:50 build.go:405: | /home/qt/work/build/build/tmp/work/cortexa57-poky-linux/qtbase/6.6.0-r0/git/src/network/kernel/qnetworkproxy_libproxy.cpp:184:36: error: 'libProxyWrapper' was not declared in this scope; did you mean 'QLibProxyWrapper'?
agent:2023/09/05 10:00:50 build.go:405: |   184 |     const QList<QUrl> rawProxies = libProxyWrapper()->getProxies(queryUrl);
agent:2023/09/05 10:00:50 build.go:405: |       |                                    ^~~~~~~~~~~~~~~
agent:2023/09/05 10:00:50 build.go:405: |       |                                    QLibProxyWrapper
agent:2023/09/05 10:00:50 build.go:405: | /home/qt/work/build/build/tmp/work/cortexa57-poky-linux/qtbase/6.6.0-r0/git/src/network/kernel/qnetworkproxy_libproxy.cpp: At global scope:
agent:2023/09/05 10:00:50 build.go:405: | /home/qt/work/build/build/tmp/work/cortexa57-poky-linux/qtbase/6.6.0-r0/git/src/network/kernel/qnetworkproxy_libproxy.cpp:23:13: warning: 'bool isThreadingNeeded()' defined but not used [-Wunused-function]
agent:2023/09/05 10:00:50 build.go:405: |    23 | static bool isThreadingNeeded()
agent:2023/09/05 10:00:50 build.go:405: |       |             ^~~~~~~~~~~~~~~~~