Keep aria-pressed off a selected link button

ARIA defines aria-pressed for buttons, not links, so a selected <x-button
link> keeps the selected look without announcing itself as a toggle; the
caller marks the page with aria-current.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RHoXZSHc8gGpZjFmA5fPc2

tests/Feature/Components/ButtonTest.php

@@ -156,3 +156,10 @@ it('submits a form when asked', function () {
     $this->blade('<x-button label="Save" type="submit" />')
         ->assertSee('type="submit"', false);
 });
+
+it('keeps aria-pressed off a selected link, which is not a toggle', function () {
+    expect((string) $this->blade('<x-button label="Plans" link="/plans" :selected="true" />'))
+        ->not->toContain('aria-pressed')
+        ->and((string) $this->blade('<x-button label="Bold" :selected="true" />'))
+        ->toContain('aria-pressed="true"');
+});