emulators/rpcs3: mark -qt6 flavor as BROKEN after 70b84303f493

rpcs3/rpcs3qt/osk_dialog_frame.cpp:185:73: error: no matching function for call to 'min'

std::memcpy(osk_text.data(), utils::bless<char16_t>(text.constData()), std::min(osk_text.size(), text.size() + usz{1}) * sizeof(char16_t));
                                                                       ^~~~~~~~

/usr/include/c++/v1/__algorithm/min.h:39:1: note: candidate template ignored: deduced conflicting types for parameter '_Tp' ('unsigned long' vs. 'unsigned long long')
min(const _Tp& a, const _Tp& b)
^
/usr/include/c++/v1/__algorithm/min.h:50:1: note: candidate template ignored: could not match 'initializer_list<type-parameter-0-0>' against 'unsigned long'
min(initializer_list<_Tp> t, _Compare comp)
^
/usr/include/c++/v1/__algorithm/min.h:59:1: note: candidate function template not viable: requires single argument 't', but 2 arguments were provided
min(initializer_list<_Tp> t)
^
/usr/include/c++/v1/__algorithm/min.h:30:1: note: candidate function template not viable: requires 3 arguments, but 2 were provided
min(const _Tp& a, const _Tp& b, _Compare __comp)
^