[CALCITE-4600] Support Date/Time/Timestamp slot object's content for date/time/timestamp array accessors

[snuyanzin]

In case of arrays of date, time and timestamp the content of slot object could be not only Number if the value is of not JAVA_SQL_* type ... At the same time avatica tries always to cast it to number and in case of

select array[current_date];
select array[current_timestamp];
select array[current_time];

it leads to ClassCastException .
The PR is aimed to fix such behavior by checking this type before