Fix mixins json

Author: lowercasebtw

src/main/resources/animatium.mixins.json

@@ -119,6 +119,7 @@
 		"v1.rendering.outlines.MixinLevelRenderer_EntityOutlines",
 		"v1.rendering.sky.MixinLevelRenderer_OldCloudRendering",
 		"v1.rendering.sky.MixinLevelRenderer_OldSkyRenderingCheck",
+		"v1.rendering.sky.MixinMinecraft_LoadLegacyClouds",
 		"v1.rendering.sky.cloud_height.MixinLevelRenderer_LegacyCloudHeight",
 		"v1.rendering.sky.horizon_height.MixinClientLevel_ClientLevelData_OldMinY",
 		"v1.rendering.sky.the_void.MixinClientLevel_VoidParticles",
@@ -134,9 +135,5 @@
 	},
 	"mixinextras": {
 		"minVersion": "0.5.0"
-	},
-	"mixins": [
-		"v1.general.datafixer.MixinDataFixers",
-		"v1.rendering.sky.MixinMinecraft_LoadLegacyClouds"
-	]
+	}
 }