Images with width and height specified causes page overflow

[MurakamiShinyu]

Sample: https://gist.githubusercontent.com/MurakamiShinyu/2d7940481da5d21268410de0a57b2170/raw/sample-1.html

In this sample the image has width and height properties specified, as follows:

img {
    width: 540px;
    height: 400px;
}

Test with Vivliostyle Viewer v2.29.0: https://vivliostyle.github.io/viewer/v2.29.0/#src=https://gist.githubusercontent.com/MurakamiShinyu/2d7940481da5d21268410de0a57b2170/raw/cbb03b4a7debc07eaca4db93fa45c6d00f223c30/sample-1.html

Result screenshot:

Page overflow happens.

This issue does not occur if image height is auto. (with img { height: auto; })

[MurakamiShinyu]

Fixed in #1344.

Test: https://vivliostyle-git-fix-issue1343-vivliostyle.vercel.app/#src=https://gist.githubusercontent.com/MurakamiShinyu/2d7940481da5d21268410de0a57b2170/raw/sample-1.html