Update demo project files

demo/Example.gd

@@ -0,0 +1,4 @@
+extends Example
+
+func _ready():
+	test_cesium();

demo/addons/cesium-godot/cesium-godot.gdextension

@@ -1,6 +1,6 @@
 [configuration]
 entry_symbol = "GDExtensionInit"
-compatibility_minimum = 4.1
+compatibility_minimum = 4.2
 
 [icons]
 Example = "icons/Example.svg"
@@ -9,3 +9,7 @@ Example = "icons/Example.svg"
 linux.debug.x86_64 = "lib/Linux-x86_64/libcesium-godot-d.so"
 macos.debug = "lib/Darwin-Universal/libcesium-godot-d.dylib"
 windows.debug.x86_64 = "lib/Windows-AMD64/cesium-godot-d.dll"
+
+linux.release.x86_64 = "lib/Linux-x86_64/libcesium-godot.so"
+macos.release = "lib/Darwin-universal/libcesium-godot.dylib"
+windows.release.x86_64 = "lib/Windows-AMD64/cesium-godot.dll"

demo/addons/cesium-godot/icons/Example.svg.import

@@ -2,7 +2,7 @@
 
 importer="texture"
 type="CompressedTexture2D"
-uid="uid://dao814wlfjtla"
+uid="uid://cv1ve5qvgoxyr"
 path="res://.godot/imported/Example.svg-48983e07ca2a1b509ce1a2772e742e21.ctex"
 metadata={
 "vram_texture": false

demo/main.tscn

@@ -1,7 +1,16 @@
-[gd_scene format=3 uid="uid://dkklw300gsxdi"]
+[gd_scene load_steps=2 format=3 uid="uid://dkklw300gsxdi"]
+
+[ext_resource type="Script" path="res://Example.gd" id="1_r7nus"]
 
 [node name="Main" type="Node3D"]
 
 [node name="Example" type="Example" parent="."]
 offset_right = 40.0
 offset_bottom = 40.0
+script = ExtResource("1_r7nus")
+
+[node name="Label" type="Label" parent="Example"]
+layout_mode = 0
+offset_right = 40.0
+offset_bottom = 23.0
+text = "Some label"