[Improve][Connector-V2][MongoDB] Support to convert to double from any numeric type

[loustler]

Purpose of this pull request

This pull request is support to convert double from numeric type that MongoDB save 5.0 as 5 like int type. It's similar with #6726 in sink side.

Does this PR introduce any user-facing change?

NO

How was this patch tested?

Package the connector-mongo-2.3.5-2.12.15.jar, place it in a docker image, and complete the MongoDB reading test

Check list

• If any new Jar binary package adding in your PR, please add License Notice according
  New License Guide
• If necessary, please update the documentation to describe the new feature. https://github.com/apache/seatunnel/tree/dev/docs
• If you are contributing the connector code, please check that the following files are updated:
  1. Update change log that in connector document. For more details you can refer to connector-v2
  2. Update plugin-mapping.properties and add new connector information in it
  3. Update the pom file of seatunnel-dist
• Update the release-note.

[Hisoka-X]

Thanks @loustler for created this PR! Could you follow the guide to open github action on your fork repository? https://github.com/apache/seatunnel/runs/26296464394

[Hisoka-X]

How about add a test case in

seatunnel/seatunnel-e2e/seatunnel-connector-v2-e2e/connector-mongodb-e2e/src/test/java/org/apache/seatunnel/e2e/connector/v2/mongodb/MongodbIT.java

Line 35 in 0c3044e

public class MongodbIT extends AbstractMongodbIT {

?

[Hisoka-X]

Oh, please run mvn spotless:apply to fix code style before push commit.

[loustler]

@Hisoka-X
Thanks for your support
I've added and formatted a test code

[Hisoka-X]

Thanks @loustler for update!

[Hisoka-X]

LGTM if ci passed. Thanks @loustler !

[loustler]

@Hisoka-X CI passed! Thank you :)