feat: gradle task verifyI18nJsonKeys

[MukjepScarlet]

closes #4363

result example:

> Task :verifyI18nJsonKeys
de_de.json is missing the following keys (2): liquidbounce.generic.guilded, liquidbounce.module.fly.messages.setbackDetected
en_pt.json is missing the following keys (251): liquidbounce.command.bind.result.moduleUnbound, liquidbounce.command.bind.result.keyNotFound, liquidbounce.command.client.subcommand.appearance.subcommand.show.result.showingAppearance, liquidbounce.command.client.subcommand.appearance.subcommand.hide.result.hidingAppearance, liquidbounce.command.client.subcommand.appearance.subcommand.hide.result.alreadyHidingAppearance, ...
ja_jp.json is missing the following keys (156): liquidbounce.command.bind.result.moduleUnbound, liquidbounce.command.bind.result.keyNotFound, liquidbounce.command.client.subcommand.appearance.subcommand.show.result.showingAppearance, liquidbounce.command.client.subcommand.appearance.subcommand.hide.result.hidingAppearance, liquidbounce.command.client.subcommand.appearance.subcommand.hide.result.alreadyHidingAppearance, ...
pt_br.json is missing the following keys (252): liquidbounce.command.bind.result.moduleUnbound, liquidbounce.command.bind.result.keyNotFound, liquidbounce.command.client.subcommand.appearance.subcommand.show.result.showingAppearance, liquidbounce.command.client.subcommand.appearance.subcommand.hide.result.hidingAppearance, liquidbounce.command.client.subcommand.appearance.subcommand.hide.result.alreadyHidingAppearance, ...
ru_ru.json is missing the following keys (4): liquidbounce.command.tps.description, liquidbounce.command.tps.result.tpsCheck, liquidbounce.command.tps.result.nan, liquidbounce.module.itemChams.description
ua_ua.json is missing the following keys (180): liquidbounce.command.bind.result.moduleUnbound, liquidbounce.command.bind.result.keyNotFound, liquidbounce.command.coordinates.description, liquidbounce.command.coordinates.subcommand.copy.result.success, liquidbounce.command.targets.subcommand.visual.subcommand.players.description, ...
zh_cn.json is missing the following keys (4): liquidbounce.command.tps.description, liquidbounce.command.tps.result.tpsCheck, liquidbounce.command.tps.result.nan, liquidbounce.module.itemChams.description