Should fix MSVC link errors like that:
0addressbooktests.obj : error LNK2019: unresolved external symbol "void __cdecl ConfirmMessage(class QString *,class std::chrono::duration<__int64,struct std::ratio<1,1000> >)" (?ConfirmMessage@@YAXPEAVQString@@V?$duration@_JU?$ratio@$00$0DOI@@std@@@chrono@std@@@Z) referenced in function "void __cdecl `anonymous namespace'::EditAddressAndSubmit(class EditAddressDialog *,class QString const &,class QString const &,class QString)" (?EditAddressAndSubmit@?A0x2e52698e@@YAXPEAVEditAddressDialog@@AEBVQString@@1V3@@Z) [C:\Users\ContainerAdministrator\AppData\Local\Temp\cirrus-ci-build\build_msvc\test_bitcoin-qt\test_bitcoin-qt.vcxproj]
1wallettests.obj : error LNK2001: unresolved external symbol "void __cdecl ConfirmMessage(class QString *,class std::chrono::duration<__int64,struct std::ratio<1,1000> >)" (?ConfirmMessage@@YAXPEAVQString@@V?$duration@_JU?$ratio@$00$0DOI@@std@@@chrono@std@@@Z) [C:\Users\ContainerAdministrator\AppData\Local\Temp\cirrus-ci-build\build_msvc\test_bitcoin-qt\test_bitcoin-qt.vcxproj]
2C:\Users\ContainerAdministrator\AppData\Local\Temp\cirrus-ci-build\build_msvc\x64\Release\test_bitcoin-qt.exe : fatal error LNK1120: 1 unresolved externals [C:\Users\ContainerAdministrator\AppData\Local\Temp\cirrus-ci-build\build_msvc\test_bitcoin-qt\test_bitcoin-qt.vcxproj]