A new `offset` parameter of the `index:pairs` method

[TarantoolBot]

Product: Tarantool
Since: 3.3.0
Root document:

• https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_index/pairs/
• (possibly) https://www.tarantool.io/en/doc/latest/platform/ddl_dml/using_indexes/
  SME: @ mkostoevr

Details

Now the index:pairs method supports the offset parameter which may
be used to skip the specified amount of tuples of the iterator. If the
skip caused the iterator to exhaust, it behaves as expected (no tuple
is returned).
Requested by @mkostoevr in tarantool/tarantool@dbf4e63.