[test](e2ecase) add mysql2doris e2ecase

[JNSimba]

Proposed changes

Issue Number: close #xxx

Problem Summary:

Currently, flinkcdc is integrated into the connector.
Therefore, we need to add some end-to-end cases.
This PR adds the case of mysql2doris
Contains the following tests

1. Automatically create doris table
2. Schema change event synchronization
3. Synchronization of addition, deletion and modification events on mysql side
4. CDC multi-table synchronization

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 [email protected] by explaining why you chose the solution you did and what alternatives you considered, etc...

[zy-kkk]

LGTM