Bundled Themes: Initial import of the Twenty Twenty-Five default theme.

It's a new dawn, it's a new day.
It's a new default theme for 2025.
And I'm feeling good.

Props poena, karmatosed, onemaggie, juanfra, garethelwell, joen, beafialho, richtabor, noruzzaman, shailu25, kishanjasani, up1512001, ajlende, huzaifaalmesbah, kafleg, dballari, lastsplash, jennifarhat, amjadr360, rejaulalomkhan, oncecoupled, devmuhib, tanvirul, arkenon, elfu98, erichmond, kardi420, ktaron, melchoyce, maneshtimilsina, jorbin, ritterml, eherman24, vcanales, ikamal, bobbyleenoblestudios, germanfrelo, kraftbj, mcrisp1972, peterwilsoncc, luminuu, eliorivero, jeherve, fac3less, alexandrebuffet.
Fixes #62103.

Built from https://develop.svn.wordpress.org/trunk@59146


git-svn-id: http://core.svn.wordpress.org/trunk@58542 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-content/themes/twentytwentyfive/assets/css/editor-style.css

@@ -0,0 +1,8 @@
+/*
+ * Link styles
+ * https://github.com/WordPress/gutenberg/issues/42319
+ */
+a {
+	text-decoration-thickness: 1px !important;
+	text-underline-offset: .1em;
+}