tst_QNetworkReply and tst_QNetworkSelfTest blocking CI

  124645: ********* Start testing of tst_QNetworkReply *********
    FAIL!  : tst_QNetworkReply::qtbug68821proxyError(localhost+http) Compared values are not the same
       Actual   (spy.at(0).at(0)): QVariant(QNetworkReply::NetworkError,OperationCanceledError)
       Expected (error)          : ProxyConnectionRefusedError
    C:/Users/qt/work/qt/qtbase/tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp(10397) : failure location
    FAIL!  : tst_QNetworkReply::qtbug68821proxyError(localhost+https) Compared values are not the same
       Actual   (spy.at(0).at(0)): QVariant(QNetworkReply::NetworkError,OperationCanceledError)
       Expected (error)          : ProxyConnectionRefusedError
    C:/Users/qt/work/qt/qtbase/tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp(10397) : failure location
    Totals: 709 passed, 2 failed, 27 skipped, 6 blacklisted, 469578ms
    
    
    175622: ********* Start testing of tst_NetworkSelfTest *********
    FAIL!  : tst_NetworkSelfTest::socks5Proxy() Failed to receive 2 bytes from qt-test-server.qt-test-net:1080 in step 2: timeout
    C:/Users/qt/work/qt/qtbase/tests/auto/other/networkselftest/tst_networkselftest.cpp(212) : failure location
    QDEBUG : tst_NetworkSelfTest::socks5ProxyAuth() 0 Connecting to server on port 1081
    QDEBUG : tst_NetworkSelfTest::socks5ProxyAuth() 1 Sending "\\5\\1\\0"
    Totals: 45 passed, 1 failed, 1 skipped, 0 blacklisted, 16809ms