🪲 Do not use deprecated Clutter.Image

src/effects/Matrix.js

@@ -20,7 +20,7 @@ import * as utils from '../utils.js';
 // preferences process. They are used only in the creator function of the ShaderFactory
 // which is only called within GNOME Shell's process.
 const ShaderFactory = await utils.importInShellOnly('./ShaderFactory.js');
-const Clutter       = await utils.importInShellOnly('gi://Clutter');
+const St            = await utils.importInShellOnly('gi://St');
 const GdkPixbuf     = await utils.importInShellOnly('gi://GdkPixbuf');
 const Cogl          = await utils.importInShellOnly('gi://Cogl');
 
@@ -48,7 +48,7 @@ export default class Effect {
       // Create the texture in the first call.
       if (!this._fontTexture) {
         const fontData    = GdkPixbuf.Pixbuf.new_from_resource('/img/matrixFont.png');
-        this._fontTexture = new Clutter.Image();
+        this._fontTexture = new St.ImageContent();
         this._fontTexture.set_data(
           fontData.get_pixels(),
           fontData.has_alpha ? Cogl.PixelFormat.RGBA_8888 : Cogl.PixelFormat.RGB_888,