v5.15.0 - 1.19.4 support + bug fixes

• [+] Support Minecraft 1.19.4 (Thanks to @BakaAless )
• [+] Drop Spigot support completely. This reduces the jar size!
• [+] Add AND and OR to boolean conditions (Thanks to @BakaAless )
• [^] return warning when using /qa editor command
• [!] Prevent unnecessary quest saves during plugin load. This should increase the load speed of NotQuests, especially if you have many Quests
• [!] fix OtherQuest objective task description not displaying the displayname of the other Quest
• [!] fix typo in Quest chat preview
• [!] fix conversation focus distance check erroring when player is in different worlds
• [!] fix QuestOnCooldown variable not working
• [@] Update a bunch of translations