refactor(Core): apply clang-tidy modernize-* (#9975)

Co-authored-by: Kitzunu <24550914+Kitzunu@users.noreply.github.com>

src/server/game/Entities/Object/Updates/UpdateMask.h

@@ -33,9 +33,9 @@ public:
         CLIENT_UPDATE_MASK_BITS = sizeof(ClientUpdateMaskType) * 8,
     };
 
-    UpdateMask()  { }
+    UpdateMask()  = default;
 
-    UpdateMask(UpdateMask const& right) : _bits(nullptr)
+    UpdateMask(UpdateMask const& right)
     {
         SetCount(right.GetCount());
         memcpy(_bits, right._bits, sizeof(uint8) * _blockCount * 32);