minor symfony#26490 [DomCrawler] Improve the sprintf() call in selectButton() (dunglas)

This PR was squashed before being merged into the 4.1-dev branch (closes symfony#26490).

Discussion
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[DomCrawler] Improve the sprintf() call in selectButton()

| Q             | A
| ------------- | ---
| Branch?       | master
| Bug fix?      | no
| New feature?  |no <!-- don't forget to update src/**/CHANGELOG.md files -->
| BC breaks?    | no     <!-- see https://symfony.com/bc -->
| Deprecations? |no <!-- don't forget to update UPGRADE-*.md files -->
| Tests pass?   | yes    <!-- please add some, will be required by reviewers -->
| Fixed tickets | n/a   <!-- #-prefixed issue number(s), if any -->
| License       | MIT
| Doc PR        | n/a

Code cleanup and minor performance improvement. Similar to symfony#26485.

Commits
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a00cce6 [DomCrawler] Improve the sprintf() call in selectButton()

Author: nicolas-grekas

src/Symfony/Component/DomCrawler/Crawler.php

@@ -738,12 +738,9 @@ public function selectImage($value)
      */
     public function selectButton($value)
     {
-        $translate = 'translate(@type, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz")';
-        $xpath = sprintf('descendant-or-self::input[((contains(%s, "submit") or contains(%1$s, "button")) and contains(concat(\' \', normalize-space(string(@value)), \' \'), %s)) ', $translate, static::xpathLiteral(' '.$value.' ')).
-                         sprintf('or (contains(%s, "image") and contains(concat(\' \', normalize-space(string(@alt)), \' \'), %s)) or @id=%s or @name=%s] ', $translate, static::xpathLiteral(' '.$value.' '), static::xpathLiteral($value), static::xpathLiteral($value)).
-                         sprintf('| descendant-or-self::button[contains(concat(\' \', normalize-space(string(.)), \' \'), %s) or @id=%s or @name=%s]', static::xpathLiteral(' '.$value.' '), static::xpathLiteral($value), static::xpathLiteral($value));
-
-        return $this->filterRelativeXPath($xpath);
+        return $this->filterRelativeXPath(
+            sprintf('descendant-or-self::input[((contains(%1$s, "submit") or contains(%1$s, "button")) and contains(concat(\' \', normalize-space(string(@value)), \' \'), %2$s)) or (contains(%1$s, "image") and contains(concat(\' \', normalize-space(string(@alt)), \' \'), %2$s)) or @id=%3$s or @name=%3$s] | descendant-or-self::button[contains(concat(\' \', normalize-space(string(.)), \' \'), %2$s) or @id=%3$s or @name=%3$s]', 'translate(@type, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz")', static::xpathLiteral(' '.$value.' '), static::xpathLiteral($value))
+        );
     }
 
     /**