to_timestamp(epoch) not supported yet

[droidraja]

Failed SQL
select updated_at from orders where updated_at>to_timestamp(1730562810);

Logical Plan
[cubesql::compile::query_engine] Initial Plan: Projection: #orders.updated_at
Filter: #orders.updated_at > str_to_date(Int64(1730562810))
TableScan: orders projection=None

Version:
1.1.2

internally to_timestamp calls are converted to str_to_date function which does not take into account of to_timestamp(double)