Border collapse for default table style in HTML writer

[kernusr]

Is your feature request related to a problem? Please describe.

In order for the tables to look as intended, you need to add a border-collapse for tables by default

PHPWord/src/PhpWord/Writer/HTML/Part/Head.php

Lines 101 to 105 in 0af4ca1

	'table' => [
	'border' => '1px solid black',
	'border-spacing' => '0px',
	'width ' => '100%',
	],

add this here

border-collapse:collapse;

[kernusr]

Solution #2335