reformat source code

according to code styles, 'AccessModifierOffset' should be -2.

src/storage/ob_i_partition_component_factory.h

@@ -81,7 +81,7 @@ class ObPhyRestoreMacroIndexStore;
 class ObPhyRestoreMacroIndexStoreV2;
 
 class ObIPartitionComponentFactory {
-  public:
+public:
   virtual ~ObIPartitionComponentFactory()
   {}
   virtual ObIPartitionGroup* get_partition(const uint64_t tenant_id) = 0;