[FIX] web_editor: On pasting image to editor, it must have 100% default width

Before this commit:

On pasting image to editor, the default width was set to auto.

After this commit:

Now on pasting image to editor, the default width is set to 100%.

Task-2862892

closes odoo/odoo#96779

X-original-commit: 2e4811b751960548dc66f6e4ff00495e5226fdbc
Signed-off-by: David Monjoie (dmo) <dmo@odoo.com>

addons/web_editor/static/src/js/editor/odoo-editor/src/OdooEditor.js

@@ -3106,6 +3106,7 @@ export class OdooEditor extends EventTarget {
     addImagesFiles(imageFiles) {
         for (const imageFile of imageFiles) {
             const imageNode = document.createElement('img');
+            imageNode.style.width = '100%';
             imageNode.dataset.fileName = imageFile.name;
             getImageUrl(imageFile).then((url)=> {
                 imageNode.src = url;