[skip ci] Restrict Windows+Clang build to PHP 8.6

Author: iluuu1994

.github/matrix.php

@@ -148,7 +148,7 @@ function select_jobs($repository, $trigger, $nightly, $labels, $php_version, $re
         if ($all_variations) {
             $matrix[] = ['asan' => true, 'opcache' => true, 'x64' => true, 'zts' => true];
             $matrix[] = ['asan' => false, 'opcache' => false, 'x64' => false, 'zts' => false];
-            if (version_compare($php_version, '8.5', '>=')) {
+            if (version_compare($php_version, '8.6', '>=')) {
                 $matrix[] = ['asan' => false, 'opcache' => true, 'x64' => true, 'zts' => true, 'clang' => true];
             }
         }