manually applied 00dc8bac3c5107c1f515f332f564ca1650dcd73e

Replace wxFONTFAMILY_DEFAULT with wxFONTFAMILY_SWISS when comparing fonts.

Otherwise comparison always failed as no existing fonts had
wxFONTFAMILY_DEFAULT as their family in all ports except wxOSX, which does
keep wxFONTFAMILY_DEFAULT.

Closes #15410

Signed-off-by: Marian 'VooDooMan' Meravy <vdm113@gmail.com>