fix: 修复欢迎板和通知板图像引用错误问题

assets/materials/NoticeBoard.png.import

@@ -2,7 +2,7 @@
 
 importer="texture"
 type="CompressedTexture2D"
-uid="uid://dw7lapxn4m8ry"
+uid="uid://b4aildrnhbpl4"
 path="res://.godot/imported/NoticeBoard.png-038eefee12f116fb9502ed755594cede.ctex"
 metadata={
 "vram_texture": false
@@ -37,4 +37,4 @@ process/normal_map_invert_y=false
 process/hdr_as_srgb=false
 process/hdr_clamp_exposure=false
 process/size_limit=0
-detect_3d/compress_to=0
+detect_3d/compress_to=1