minor #1055 [Live] fix test assertion (kbond)

This PR was merged into the 2.x branch.

Discussion
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[Live] fix test assertion

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| Tickets       | n/a
| License       | MIT

Looks like newer versions of Symfony's form twig templates don't render self-closing tags anymore.

Commits
-------

8df02bf fix(live): test assertion

Author: weaverryan

src/LiveComponent/tests/Functional/Form/ComponentWithFormTest.php

@@ -199,19 +199,19 @@ public function testHandleCheckboxChanges(): void
             ->throwExceptions()
             ->get($getUrl($dehydratedProps))
             ->assertSuccessful()
-            ->assertContains('<input type="checkbox" id="form_choice_multiple_1" name="form[choice_multiple][]" value="2" checked="checked" />')
-            ->assertContains('<input type="checkbox" id="form_choice_multiple_0" name="form[choice_multiple][]" value="1" />')
-            ->assertContains('<input type="checkbox" id="form_checkbox" name="form[checkbox]" required="required" value="1" />')
-            ->assertContains('<input type="checkbox" id="form_checkbox_checked" name="form[checkbox_checked]" required="required" value="1" checked="checked" />')
+            ->assertContains('<input type="checkbox" id="form_choice_multiple_1" name="form[choice_multiple][]" value="2" checked="checked"')
+            ->assertContains('<input type="checkbox" id="form_choice_multiple_0" name="form[choice_multiple][]" value="1"')
+            ->assertContains('<input type="checkbox" id="form_checkbox" name="form[checkbox]" required="required" value="1"')
+            ->assertContains('<input type="checkbox" id="form_checkbox_checked" name="form[checkbox_checked]" required="required" value="1" checked="checked"')
         ;
 
         // check both multiple fields
         $updatedProps = ['form' => ['choice_multiple' => ['1', '2']]];
 
         $crawler = $browser
             ->get($getUrl($dehydratedProps, $updatedProps))
-            ->assertContains('<input type="checkbox" id="form_choice_multiple_1" name="form[choice_multiple][]" value="2" checked="checked" />')
-            ->assertContains('<input type="checkbox" id="form_choice_multiple_0" name="form[choice_multiple][]" value="1" checked="checked" />')
+            ->assertContains('<input type="checkbox" id="form_choice_multiple_1" name="form[choice_multiple][]" value="2" checked="checked"')
+            ->assertContains('<input type="checkbox" id="form_choice_multiple_0" name="form[choice_multiple][]" value="1" checked="checked"')
             ->crawler()
         ;
         $dehydratedProps = json_decode(
@@ -228,10 +228,10 @@ public function testHandleCheckboxChanges(): void
 
         $crawler = $browser
             ->get($getUrl($dehydratedProps, $updatedProps))
-            ->assertContains('<input type="checkbox" id="form_choice_multiple_1" name="form[choice_multiple][]" value="2" />')
-            ->assertContains('<input type="checkbox" id="form_choice_multiple_0" name="form[choice_multiple][]" value="1" />')
-            ->assertContains('<input type="checkbox" id="form_checkbox" name="form[checkbox]" required="required" value="1" checked="checked" />')
-            ->assertContains('<input type="checkbox" id="form_checkbox_checked" name="form[checkbox_checked]" required="required" value="1" />')
+            ->assertContains('<input type="checkbox" id="form_choice_multiple_1" name="form[choice_multiple][]" value="2"')
+            ->assertContains('<input type="checkbox" id="form_choice_multiple_0" name="form[choice_multiple][]" value="1"')
+            ->assertContains('<input type="checkbox" id="form_checkbox" name="form[checkbox]" required="required" value="1" checked="checked"')
+            ->assertContains('<input type="checkbox" id="form_checkbox_checked" name="form[checkbox_checked]" required="required" value="1"')
             ->crawler()
         ;
         $dehydratedProps = json_decode(