[improvement] Compatible with arrow serialization type modifications for date/datetime

[gnehil]

Proposed changes

Issue Number: close

Problem Summary:

Compatible with arrow serialization type modifications for date/datetime in the following pr:
apache/doris#32281

Checklist(Required)

1. Does it affect the original behavior: (Yes/No/I Don't know)
2. Has unit tests been added: (Yes/No/No Need)
3. Has document been added or modified: (Yes/No/No Need)
4. Does it need to update dependencies: (Yes/No)
5. Are there any changes that cannot be rolled back: (Yes/No)

Further comments

If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...

[JNSimba]

LGTM

[weilai201]

Doris 数据库中的datetime类型在spark中无法转换成java Date或Timestamp类型。这个要如何处理？

[weilai201]

doris-spark-connector是否预留配置或接口，让我自己灵活配置是否需要转换成String类型？