Deprecations for PHP 8.1 (consolidation#1141)

In scope of PHP8.1 compatibility static analysis it was discovered some deprecations in webflo/drupal-finder codebase:
Line 73 vendor/consolidation/robo/src/Common/ConfigAwareTrait.php get_called_class() without argument (tag 4.0.2)
Proposed change: replacing get_called_class() with static::class

src/Common/ConfigAwareTrait.php

@@ -70,7 +70,7 @@ protected static function configPostfix()
     private static function getClassKey($key)
     {
         $configPrefix = static::configPrefix();                            // task.
-        $configClass = static::configClassIdentifier(get_called_class());  // PARTIAL_NAMESPACE.CLASSNAME
+        $configClass = static::configClassIdentifier(static::class);       // PARTIAL_NAMESPACE.CLASSNAME
         $configPostFix = static::configPostfix();                          // .settings
 
         return sprintf('%s%s%s.%s', $configPrefix, $configClass, $configPostFix, $key);