Fix crash on Inheritance validator
Fix crash on Inheritance validator

The Validator object returns false when problems.length is 0.
This causes problems to reach the crashing statement as false instead of an empty array.

Bryan-0/Pokemon-Showdown,SSJGVegito007/Vegito-s-Server,yashagl/yash-showdown,KewlStatics/Pokeindia-Codes,Volcos/SpacialGaze,EienSeiryuu/Pokemon-Showdown,Lord-Haji/SpacialGaze,jd4564/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,urkerab/Pokemon-Showdown,Mystifi/Exiled,kuroscafe/Showdown-Boilerplate,svivian/Pokemon-Showdown,BlazingAura/Showdown-Boilerplate,Pikachuun/Pokemon-Showdown-SMCMDM,Hidden-Mia/Roleplay-PS,Syurra/Pokemon-Showdown,KewlStatics/Shit,Kokonoe-san/Glacia-PS,xCrystal/Pokemon-Showdown,kuroscafe/Paradox,CharizardtheFireMage/Showdown-Boilerplate,TheManwithskills/Creature-phil-boiler,DesoGit/TsunamiPS,TheFenderStory/Showdown-Boilerplate,Elveman/RPCShowdownServer,TheManwithskills/DS,KewlStatics/Pokeindia-Codes,Wando94/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Mystifi/Exiled,SolarisFox/Pokemon-Showdown,Pikachuun/Pokemon-Showdown-SMCMDM,DesoGit/Tsunami_PS,KewlStatics/Alliance,TbirdClanWish/Pokemon-Showdown,ShowdownHelper/Saffron,AustinXII/Pokemon-Showdown,KewlStatics/Showdown-Template,kotarou3/Krister-Pokemon-Showdown,Flareninja/Showdown-Boilerplate,Firestatics/omega,Lauc1an/Perulink-Showdown,SkyeTheFemaleSylveon/Pokemon-Showdown,Firestatics/Omega-Alpha,KewlStatics/Showdown-Template,Enigami/Pokemon-Showdown,xfix/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,arkanox/MistShowdown,ehk12/coregit,CreaturePhil/Showdown-Boilerplate,HoeenCoder/SpacialGaze,xfix/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,Enigami/Pokemon-Showdown,TheManwithskills/Creature-phil-boiler,Ecuacion/Pokemon-Showdown,Zarel/Pokemon-Showdown,Lauc1an/Perulink-Showdown,sirDonovan/Pokemon-Showdown,yashagl/yash-showdown,Vacate/Pokemon-Showdown,urkerab/Pokemon-Showdown,Enigami/Pokemon-Showdown,TheFenderStory/Pokemon-Showdown,zek7rom/SpacialGaze,Alpha-Devs/Alpha-Server,TheManwithskills/COC,panpawn/Gold-Server,Lord-Haji/SpacialGaze,Pikachuun/Pokemon-Showdown,xCrystal/Pokemon-Showdown,Pikachuun/Pokemon-Showdown,BlazingAura/Showdown-Boilerplate,sirDonovan/Pokemon-Showdown,Wando94/Spite,svivian/Pokemon-Showdown,danpantry/Pokemon-Showdown,bai2/Dropp,TheManwithskills/COC,ZestOfLife/PSserver,kuroscafe/Showdown-Boilerplate,Hidden-Mia/Roleplay-PS,Mystifi/Exiled,bai2/Dropp,ZeroParadox/BlastBurners,svivian/Pokemon-Showdown,Alpha-Devs/Alpha-Server,Zarel/Pokemon-Showdown,azum4roll/Pokemon-Showdown,panpawn/Pokemon-Showdown,panpawn/Gold-Server,azum4roll/Pokemon-Showdown,aakashrajput/Pokemon-Showdown,AWailOfATail/awoat,Guernouille/Pokemon-Showdown,Zarel/Pokemon-Showdown,AnaRitaTorres/Pokemon-Showdown,Alpha-Devs/OmegaRuby-Server,AnaRitaTorres/Pokemon-Showdown,KewlStatics/Shit,Sora-League/Sora,Firestatics/Omega-Alpha,HoeenCoder/SpacialGaze,PS-Spectral/Spectral,panpawn/Gold-Server,Irraquated/Pokemon-Showdown,Flareninja/Showdown-Boilerplate,ShowdownHelper/Saffron,Wando94/Spite,EienSeiryuu/Pokemon-Showdown,HoeenCoder/SpacialGaze,xCrystal/Pokemon-Showdown,ehk12/coregit,QuiteQuiet/Pokemon-Showdown,psnsVGC/Wish-Server,Vacate/Pokemon-Showdown,AbsolitoSweep/Absol-server,psnsVGC/Wish-Server,cadaeic/Pokemon-Showdown,svivian/Pokemon-Showdown,TheFenderStory/Showdown-Boilerplate,jd4564/Pokemon-Showdown,Ecuacion/Pokemon-Showdown,arkanox/MistShowdown,Firestatics/omega,Volcos/SpacialGaze,Nineage/Origin,ShowdownHelper/Saffron,AWailOfATail/Pokemon-Showdown,urkerab/Pokemon-Showdown,CharizardtheFireMage/Showdown-Boilerplate,ZestOfLife/FestiveLife,Elveman/RPCShowdownServer,KewlStatics/Alliance,ZestOfLife/PSserver,cadaeic/Pokemon-Showdown,AWailOfATail/awoat,panpawn/Pokemon-Showdown,Git-Worm/City-PS,Irraquated/Pokemon-Showdown,xfix/Pokemon-Showdown,SkyeTheFemaleSylveon/Pokemon-Showdown,kotarou3/Krister-Pokemon-Showdown,DesoGit/TsunamiPS,TheManwithskills/DS,yashagl/pokemon-showdown,AbsolitoSweep/Absol-server,jumbowhales/Pokemon-Showdown,zek7rom/SpacialGaze,DesoGit/Tsunami_PS,HoeenCoder/SpacialGaze,CreaturePhil/Showdown-Boilerplate,ZestOfLife/FestiveLife,AustinXII/Pokemon-Showdown,PS-Spectral/Spectral,Bryan-0/Pokemon-Showdown,Sora-League/Sora,Kokonoe-san/Glacia-PS,aakashrajput/Pokemon-Showdown,Sora-League/Sora,Wando94/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,Syurra/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,SSJGVegito007/Vegito-s-Server,yashagl/pokemon-showdown,aakashrajput/Pokemon-Showdown,Guernouille/Pokemon-Showdown,kuroscafe/Paradox,Irraquated/Pokemon-Showdown,PS-Spectral/Spectral,Git-Worm/City-PS,SolarisFox/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,Alpha-Devs/OmegaRuby-Server,Nineage/Origin,svivian/Pokemon-Showdown,Lord-Haji/SpacialGaze,CreaturePhil/Showdown-Boilerplate,TheFenderStory/Pokemon-Showdown,ZeroParadox/BlastBurners,danpantry/Pokemon-Showdown,Enigami/Pokemon-Showdown,xfix/Pokemon-Showdown,DesoGit/Tsunami_PS,xfix/Pokemon-Showdown