[CP] record spm stats after plan execution even enable_perf_event parameter is disabled

deps/oblib/src/lib/container/ob_mask_set2.h

@@ -43,9 +43,9 @@ public:
   {
     is_inited_ = false;
     array_ = NULL;
-    bitset_.reuse();
-  }
-  void clear()
+    bitset_.reuse();
+  }
+  void clear()
   {
     bitset_.reuse();
   }
@@ -123,9 +123,9 @@ public:
           is_new_mask = tmp_new_mask;
         }
       }
-    }
-    return ret;
-  }
+    }
+    return ret;
+  }
   bool is_all_mask() const
   {
     bool bool_ret = false;