Added method to update approval configuration (#770)

Co-authored-by: Luuk Kleiweg <[email protected]>

Author: Luke40172

src/Api/Projects.php

@@ -1568,6 +1568,17 @@ public function approvalsConfiguration($project_id)
         return $this->get('projects/'.self::encodePath($project_id).'/approvals');
     }
 
+    /**
+     * @param int|string $project_id
+     * @param array      $parameters
+     *
+     * @return mixed
+     */
+    public function updateApprovalsConfiguration($project_id, array $parameters = [])
+    {
+        return $this->post('projects/'.self::encodePath($project_id).'/approvals', $parameters);
+    }
+
     /**
      * @param int|string $project_id
      *