fix image preview to show correct canvas size

[u-ways]

The image preview used to show incorrect canvas size when the editor is scaled down vertically

See issue #81878

diff --git a/extensions/image-preview/media/main.css b/extensions/image-preview/media/main.css
index 913d2b4672..0f50cef683 100644
--- a/extensions/image-preview/media/main.css
+++ b/extensions/image-preview/media/main.css
@@ -4,8 +4,8 @@
  *--------------------------------------------------------------------------------------------*/
 
 html, body {
+       width: 100%;
        height: 100%;
-       max-height: 100%;
        text-align: center;
 }

[mjbvz]

Thanks! This came in a bit too late for the September release but will in the first VS Code 1.40 insiders and is scheduled to go out with the October release