[Installer] Add PWA module in SOCIAL_MODS/DATING_MODS list
[Installer] Add PWA module in SOCIAL_MODS/DATING_MODS list

And disable by default the Progressive Web App for both (social / dating) niches, since PWA requires HTTPS (and it might not be enabled/setup on the server where pH7Builder will be installed).

pH7Software/pH7-Social-Dating-CMS,pH7Software/pH7-Social-Dating-CMS,pH7Software/pH7-Social-Dating-CMS,pH7Software/pH7-Social-Dating-CMS