1.21 pre4 cats

Libraries/Versions/Pre-Release/1.21-pre4.md

@@ -2,6 +2,7 @@
 version-image-link: https://image.stapxs.cn/i/2024/06/07/image.png
 server-jar: https://piston-data.mojang.com/v1/objects/14b1a86d9fcfc82c013e82910e8209617c3a721e/server.jar
 translator: 最亮的信标
+cats: ['1.21']
 ---
 ## 更改
 * 现在穿着多件装备可以叠加火焰保护的“燃烧时间”减免效果和爆炸保护的“击退抗性”效果