replaced deprecated Laravel helper functions with their stable methods

Author: zbiller

src/Options/DuplicateOptions.php

@@ -3,6 +3,7 @@
 namespace Neurony\Duplicate\Options;
 
 use Exception;
+use Illuminate\Support\Arr;
 
 class DuplicateOptions
 {
@@ -84,7 +85,7 @@ public static function instance(): self
      */
     public function excludeColumns(...$columns): self
     {
-        $this->excludedColumns = array_flatten($columns);
+        $this->excludedColumns = Arr::flatten($columns);
 
         return $this;
     }
@@ -97,7 +98,7 @@ public function excludeColumns(...$columns): self
      */
     public function uniqueColumns(...$columns): self
     {
-        $this->uniqueColumns = array_flatten($columns);
+        $this->uniqueColumns = Arr::flatten($columns);
 
         return $this;
     }
@@ -110,7 +111,7 @@ public function uniqueColumns(...$columns): self
      */
     public function excludeRelations(...$relations): self
     {
-        $this->excludedRelations = array_flatten($relations);
+        $this->excludedRelations = Arr::flatten($relations);
 
         return $this;
     }

src/Traits/HasDuplicates.php

@@ -4,6 +4,7 @@
 
 use Closure;
 use Exception;
+use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Database\Eloquent\Model;
 use Neurony\Duplicate\Helpers\RelationHelper;
@@ -285,7 +286,7 @@ protected function establishDuplicatablePivotAttributes(Model $model): array
     {
         $pivot = $model->pivot;
 
-        return array_except($pivot->getAttributes(), [
+        return Arr::except($pivot->getAttributes(), [
             $pivot->getKeyName(),
             $pivot->getForeignKey(),
             $pivot->getOtherKey(),